Describe the steps you used to solve the equation and
find the amount of Carrie's allowance.
Linear equation:a+a+8=22

Answers

Answer 1

Answer:

Carrie's allowance is 7.

Step-by-step explanation:

Use the equation to find a.

a+a+8=22

First, combine like terms.

2a+8=22

Subtract 8 from both sides.

2a+8-8=22-8

2a=14

Divide 2 from both sides.

2a/2=14/2

a=7

Hope this helps!

If not, I am sorry.


Related Questions

What is the expression of g(x) when we perform the following sequence of transformations onto the parent function fx=x2:
a) Shift right 1 unit;
b) Compress horizontally by a factor of 2

Answers

The expression of function g(x) is [tex](\frac x2 - 1)^2[/tex]

How to determine the expression?

The function is given as:

[tex]f(x) = x^2[/tex]

When the function is shifted right by 1 unit, the rule is:

f'(x) = f(x - 1)

So, we have:

[tex]f(x) = (x - 1)^2[/tex]

When the function is compressed horizontally by a factor of 2, the rule is:

f'(x) = f(x/2)

So, we have:

[tex]g(x) = (\frac x2 - 1)^2[/tex]

Hence, the expression of function g(x) is [tex](\frac x2 - 1)^2[/tex]

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The largest possibly circle has been cut from a piece of paper.what is the area of the remaining area . caculate the area of just one side of the remaining paper.use 3.14 for the value of pi.

Answers

22/7 was considered while choosing the square's side length, the area of just one side of the remaining paper which is a multiple of 7.

Calculate the area of just one side of the remaining paper. use 3.14 for the value of pi.

Since the largest circle that can be encircled by a square has a diameter "d" equal to its side length, we may use "d" to conveniently calculate both the square's area and the circle's area.

The largest possibly circle has been cut from a piece of paper.

Square’s area = [tex]d^2[/tex]

Circle’s area =ᴨ[tex]d^2/4[/tex]

Simplifying-

(divide both area by [tex]d^2[/tex]) we find their ratio is 1:(ᴨ/4) or 4/ᴨ (square: circle), and the inverse, ᴨ/4 circle: square.

Therefore diameter of circle =14 cm.

Hence area of circle=πr2.

If you use 22/7 as an approximation for ᴨ, the circle’s area 22/28 of the square’s, the square’s area is 28/22 of the circle’s , it follows that the area outside the circle is (28–22)/28 of the square’s area, which is (28–22)/28 x 14 x14,

or 6/28 x 14 x 14,

or 3/14 x 14 x 14,

or 42 square inches or-

(4-ᴨ)/4 x 14 x 14

22/7, It's a rather accurate estimate.

22/7 was considered while choosing the square's side length, which is a multiple of 7.

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How many different "words" can be made from the given word by re -arranging the
letters?
KINDNESS
(don't have to be real words)

Answers

93 words can be made from the letters in the word kidneys

y-20 = 0.75(x-4) solve for y

Answers

Answer:

y = 0.75x + 17

Step-by-step explanation:

y - 20 = 0.75(x-4)

y - 20 = 0.75(x) + 0.75(-4)

y - 20 = 0.75x -3

y = 0.75x -3 + 20

y = 0.75x + 17

Transforming the expression.

y - 20 = 0.75(x - 4)    |add 20 to both sides

y = 0.75(x - 4) + 20

we can simplified equation:

use the distributive property: a(b + c) = ab + ac

y = 0.75x - 0.75 · 4 + 20

y = 0.75x - 3 + 20

y = 0.75x + 17

Simplify the expression.(2b/3)^4

Answers

Step-by-step explanation:

the solution is in the photo I sent

please help me on finding out if these are similar

Answers

The triangles are not similar because their corresponding angles are not congruent to each other.

How to Determine if Two Triangles are Similar?

If two triangles are similar, their corresponding angles will be congruent to each other. Therefore, two triangles with congruent angles are either similar or congruent to each other. If they are similar, their corresponding sides will have proportional length.

From the image given, the angles of triangle ABC are:

C = 30

B = 90

A = 180 - 90 - 30 = 60.

Triangle LMN are:

L = 90

M = 55

N = 180 - 55 - 90 = 35

Thus, the corresponding angles are not congruent, therefore, they are not similar.

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HELP HELP HELP
HELP HELP HELP

Answers

Answer:

$9.92 (rounded off to nearest cent)

Step-by-step explanation:

Square of 7-inch radius pizza = [tex]7^{2}[/tex] = 49 inches

49 Inches = $6

Square of 9-inch radius pizza = [tex]9^{2}[/tex] = 81 inches

Given 49 Inches = $6

1 inch =$ [tex]$(\frac{6}{49} \\)[/tex]

I will leave it as a fraction as it is not the final answer, rounding it off will result in a loss of accuracy.

81 Inches = [tex]81* \frac{6}{49} \\[/tex]

= $9.92 (rounded off to nearest cent)

One pipe fills a barrel in 1 hour while another pipe can fill the same barrel in 2 hours. How many minutes will it take to fill the tank if both pipes are used

Answers

It will take 2/3 hour or 40 minutes to fill the tank if both pipes are used.

Let pi be pipe 1 and pi2 be pipe 2

pi = 1 / 1

pi2 = 1 / 2

together = 1/1 + 1/2 ;

3/2 time ; 2/3 hour.

It will take 2/3 hour or 40 minutes to fill the tank if both pipes are used.

Problem-solving is the act of defining a problem; figuring out the motive of the problem; identifying, prioritizing, and deciding on alternatives for a solution; and implementing an answer.

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MATH!! please helppp!!!

What is the slope of the line below?

(i attached an image)


a) (0,4)

b) -1/3

c) (-1.5,0)

d) 3

e) 4

f) (0,4)

g) -3

h) 1/3

Answers

Answer:

D

Step-by-step explanation:

Looks like from the y-intercept of (0, 4), it goes to (1, 7). Therefore, it should be 3, or D.

(Just to make sure, you can plug it into the slope formula to get (7-4)/(1-0), which should give you 3!)

5. a. Three metal rods of lengths 234cm, 270cm and 324cm were cut into shorter pieces, all of the same length to make window grills. Calculate the length of the longest piece that can be cut from each of the rods and hence the number of pieces that can be obtained from the rods. ​

Answers

Answer:

Step-by-step explanation:

you find the L.C.M

18 234 270 324

 13 13 15 18

3 1 15 18

 5 1 5 6

 6 1 1

 1 1 1 ans=18×13×3×5×6=21060

Suppose y varies directly with x and y=76 when x=19 what is the value of x when y = "-32

Answers

The value of  y = -32 , x = -8 .

What is the meaning of Direct Variation ?

Direct Variation is when a variable is dependent on the other variable such that , on increasing one variable the other also increases.

It is given that

x and y are two variables

and they are in direct variation

y ∝ x

y = k x

where , k is the proportionality constant

From the given data , y = 76 when x = 19

76 = k * 19

k = 4

The value of x , when y = -32

-32 = 4 * x

x = -8

Therefore for y = -32 , x = -8 .

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!!!!!!!!!HELLLLLPPPP!!!!!!

Find the maximum and minimum values. You will want to draw a graph to determine the intersections of the constraints below.
f=2x + 5y, subject to the constraints
3x + 2y ≤ 6,
-2x + 4y ≤ 8,
x 20,
y 20.
12-²
Maximum: 4: Minimum: 4
12-
Maximum: 4: Minimum: 0
Maximum: 10; Minimum: 0
13-
Maximum: 4: Minimum: 0

Answers

Answer:

maximum 4 Mimimum I'm 0 or maximum 10 minimum 0

It’s maximum 10 minimum 0 Please mark brainiest

Find the solutions of the quadratic equation 2x² + 6x - 2 = 0.
Choose 1 answer:
A: -3/2 + or - sqrt of 13 / 2 • i
B: -3/2 + or - sqrt of 13 / 2
C: -3/4 + or - sqrt of 13 / 2
D: 3/2 + or - sqrt of 13 / 2

Answers

I guess the answer is Option A

Find the loss or gain % when 20 pens are sold for the CP of 25 pen.​

Answers

Answer:

20% gained

Step-by-step explanation:

25 - 20 = 5

5 / 25 * 100 = 20%

D=
Help me please thank you:)

Answers

Step-by-step explanation:

since DE is parallel to the diameter RS, D and E are just a transformation of R and S, where R and S slid up the same distance on the circle arc.

therefore, RD = SE.

and therefore d is half of the supplementary angle to the angle DE (that means together the angle DE and the supplementary angle are 180°).

so,

d = (180 - 50)/2 = 130/2 = 65°

Starting with the graph of f(x) = 5, write the equation of the graph t
a) f(x) is shifted 2 units downward.
b) f(x) is shifted 9 units to the left.
c) f(x) is reflected about the y-axis.
d) f(x) is shifted 3 units upward and 7 units to the right.

Answers

The graphs of the transformations in each case are as follows;

a) f(x) = 5 -2 = 3

b) f(x) = 5

c) f(x) = 5

d) f(x) = 5+3 = 8.

What are transformations?

The shifts, reflections, rotations and dilation operations are facilitated by transformation operations. On this note, it therefore follows that the graph of the given function as given is a straight horizontal line which is parallel to the x-axis and consequently, the transformations are as given above.

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The orthodontist estimated how long brian would have to wear braces when she put them on his teeth. brian was pleasantly surprised when, after 16 months, the orthodontist said it was time to take the braces off. her original estimate had been 12.5% longer than that. how long was the original estimate?

Answers

Using the given information, the original estimate was 18 months

Percentages

From the question, we are to determine how long the original estimate was

Let the original estimate the x

Then, from the given information, we ca write that

x = 16 + (12.5% × 16)

x = 16 + (0.125 × 16)

NOTE: 12.5%  = 12.5/100 = 0.125

∴ x = 16 + 2

x = 18

Hence, the original estimate was 18 months

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Tell what shape is created by each cross section...

Answers

The shapes from the cross section are square, parallelogram, trapezium, kite, triangle and rectangle.

Shapes formed from the cross section

It is important to note that the cross section of a cube is a square.

From the cross section visible from the figure, we have the shapes;

squareParallelogramTrapeziumTriangleKiteRectangle

Thus, the shapes from the cross section are square, parallelogram, trapezium, kite, triangle and rectangle.

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A parobola has the equation y=x²+2x-3
What are the coordinates of the turning point of the parabola? what is the equation of the axis of symmetry for this parabola?​

Answers

Answer:

(-1,-4) is the vertex

x = -1 is the equation of symmetry;

Step-by-step explanation:

See attached image.

Answer:

(- 1, - 4 ) and x = - 1

Step-by-step explanation:

given a parabola in standard form

y = ax² + bx + c ( ax≠ 0 )

then the x- coordinate of the vertex is

x = - [tex]\frac{b}{2a}[/tex]

y = x² + 2x - 3 ← is in standard form

with a = 1, b = 2 , then

x = - [tex]\frac{2}{2}[/tex] = - 1

substitute x = - 1 into the equation for corresponding y- coordinate

y = (- 1)² + 2(- 1) - 3 = 1 - 2 - 3 = - 4

vertex = (- 1, - 4 )

this is an upward opening parabola ( a > 0 )

the axis of symmetry is a vertical line passing through the vertex with equation

x = c ( c is the value of the x- coordinate of the vertex ), then equation is

x = - 1

HELP HELP HELP!!!

How many degrees is arc ZY?

How many degrees is angle YXZ?

Line XZ is a diameter of the circle. How many degrees is arc XYZ?

How many degrees is arc XY?

(Picture is attached below. Thank you)

Answers

Part 1

By the inscribed angle theorem, arc ZY measures 76 degrees.

Part 2

Since angles inscribed in the same arc are congruent, angle YXZ measures 38 degrees.

Part 3

Since diameters form semicircles and the arc of a semicircle measures 180 degrees, arc XYZ measures 180 degrees.

Part 4

Subtracting arc ZY from arc XYZ, we get 104 degrees.

What is the measure of angle CED?

There are two triangles labeled ABC and DCE with a common vertex C. In triangle ABC, angle BAC is labeled as p, and angle ABC is labeled as 70 degrees. In triangle DCE, angle CDE is labeled as 70 degrees.



please help!!!

Answer Choices- p over 2, because Triangle ABC is congruent to triangle DCE
p + 70 degrees, because Triangle ABC is similar to triangle DCE
110 degrees − p, because Triangle ABC is congruent to triangle DCE
p, because Triangle ABC is similar to triangle EDC

Answers

Answer:

p, because Triangle ABC is similar to triangle EDC

Step-by-step explanation:

Angles DCA and DCE are vertical, so they are congruent.

Angles ABC and CDE measure 70°, so they are congruent.

Triangles BCA and DCE are similar by AA Similarity.

By corresponding angle of similar triangles, angles CED and BAC are congruent.

m<BAC = p

m<CED = m<BAC = p

m<CED = p

A fish tank with a rectangular base has a volume of 3360 cubic inches. the length of the tank is 14 inches and the width is 12 inches. the height of the tank is 20 inches. if one fluid ounce is 1.8 cubic inches how much water will the tank hold ? your answer should be in gallons.

Answers

Answer:

14.58 gallons

Step-by-step explanation:

The tank volume is 3360 in^3, which is the product of the base x length x height (14)(12)(29) = 3360 in^3.

We are given a conversion factor:  1 fluid oz = 1.8 in^3

We can write this as (1 fluid oz)/( 1.8 in^3).

Use this conversion factor to confert volume to fluid oz:

(3360 in^3)*((1 fluid oz)/( 1.8 in^3)) = 1867 fluid oz

There are 128 fluid oz/gallon.  Make this into a conversion factor:

(1 gallon/128 fluid oz)  [The conversion factor can be written with oz or gallon on the top - it makes no difference since the two values are equal to each other]

(1867 fluid oz)*((1 gallon/128 fluid oz) = 14.58 gallons

water  the tank will hold = 14.583 gallons

What is cuboid ?A cuboid is a three-dimensional or solid shape. A cuboid is a convex polyhedron that has six rectangular faces, eight vertices, and twelve edges. Another name for a cuboid is a rectangular prism. A cube is a cuboid with six square faces. The basic formula for the area of a rectangular shape is length × width, the basic formula for volume is length × width × height.

Given : A fish tank  has a volume = 3360 cubic Inches.

        The length of the tank is =14 inches

                             the width is  = 12 inches.

         The height of the tank is = 20 inches.

           If one fluid ounce is = 1.8 cubic inches

Volume of tank = 14 * 12 * 20  =  3360 cubic inches

1.8 cubic inches   =  one fluid ounce

3360 cubic inches   =  3360/1.8   fluid ounce

= 5600/3    fluid ounce

As we know,

                  1 gallons  = 128   fluid ounces

water  the tank will hold    =(  5600/3 ) / 128

                                           = 175 / 1 = 14.583 gallons

Therefore, water  the tank will hold  = 14.583 gallons

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Sum of two digits is 8. When the digits are reversed, the number increased by 36. Find the number.

Answers

Answer:

26

Step-by-step explanation:

Let's call the original two digit number xy, where x is the tens digit and y is the ones digit. An algebraic representation of this number is 10x + y.

The sum of the two digit number is 8: x+y=8

When the digits are reversed, the number increases by 36: (10y + x) - (10x + y) = 36

 

Now we have two equations and two unknown parameters, so we have enough information to find those parameters.

 

Solve for x:

X=8-y

 

plug in x:

(10y + 8-y) - (10(8-y)+ y) = 36

 

simplify:

(9y + 8) - (80-9y) = 36

18y - 72 = 36

y = 108/18 = 6

 

so if y=6, then x=8-y=8-6=2

 

so our number is 26. 62 is 36 greater than 26.

Find the Value of X!!! Geometry!! Pls helppp!! I will mark brainlest. Thank you!! :)

Answers

8 because it is two times the length of the smaller part -- which in this case is 4. 4x2=8 so the answer is 8!

Which fraction has the largest value? Select the correct answer

Answers

Answer:

7/8 =0.875

Step-by-step explanation:

7/8 =0.875

4/5 =0.8

3/4 =0.75

Answer:

3/4

Step-by-step explanation:

Because if you had a Fraction Strip. 7/8 is a small Rectangle and 3/4 is a bigger Rectangle than 7/8. Look here: https://toytheater.com/fraction-strips/

Find the value of x. Then find the measure of each labeled angle.

Answers

Answer:

x = 20, so the labeled angles are 80° and 100°.

Step-by-step explanation:

[tex]5x + 4x = 180[/tex]

[tex]9x = 180[/tex]

[tex]x = 20[/tex]

So the labeled angles measure 80° and 100°.

Answer:

x = 20,the labeled angles are 80 and 100 degrees

Step-by-step explanation:

if we multiply them by 20 we will get 80 and 100

eric borrowed 5,000 to buy a used car. he agreed to make monthly payments of 175.00 for 36 months how much will how actually pay the bank

Answers

The actual payment Eric made to the bank at 175.00 for 36 months is 6,300

Actual payment

Amount borrowed = 5,000Monthly payment = 175.00Number of months = 36

Actual payment to bank = Monthly payment × Number of months

= 175.00 × 36

= 6,300

Therefore, the actual payment made to the bank is 6,300.

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What does the author predict about the future of the Earth's mantle? Do you support his educated guess? Use complete sentences to answer.

Answers

The prediction of the author about the future of the earth's mantle is that it would affect the sea level rise.

What is a Prediction?

This refers to the statement that contains a forecast about future events that is made.

Hence, we can see that from the complete text, there is the scientific explanation of the lead researcher about the future of the Earth's mantle and how this would affect sea levels as they would increase.

Yes, I support his guess because he made use of past events and current happenings to show the effects on the sea levels.

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The table represents some points on the graph of a linear function.

Which function represents the same relationship

Answers

Answer:

Step-by-step explanation:

Recovery
Solve the one-variable equation using the distributive property and properties of equality.
-6(2 + a) = -48
What is the value of a?
O a = -6
O a=-3
O a=5
O a=6

Answers

-12-6a=-48
-6a=-48+12
-6a=-36
-a=-36/6
+ a= +6
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