mathematics algebra sat

Mathematics Algebra Sat

Answers

Answer 1

Answer:

D

Step-by-step explanation:

[tex]\frac{3}{5}[/tex] w = [tex]\frac{4}{3}[/tex] , that is

[tex]\frac{3w}{5}[/tex] = [tex]\frac{4}{3}[/tex] ( cross- multiply )

9w = 20 ( divide both sides by 9 )

w = [tex]\frac{20}{9}[/tex] → D

Answer 2
Multiply both sides of the equation by 5/3; 5/3 * (3/5 * w) = 5/3 * 4/3 Simplify both sides of the equation. Simplify both sides of the equation . Simplify both sides of the equation .... Simplify the left side . ... Simplify Simplify 5/3 * (3/5 * w)... w = 5/3 * 4/3 Simplify the right side .. Multiply 5/3 * 4/3
the answer is w = 20/9

Related Questions

Of the 89 million tons of waste that was recycled 9 percent was metal.How much metal was recycled in million tons

Answers

9% of 89

[tex] \frac{9}{100} \times 89[/tex]

801/100

= 8.01

Nathaniel is deciding between two parking garages. Garage A charges an initial fee of $8 to park plus $6 per hour. Garage B charges an initial fee of $11 to park plus $5 per hour. Let AA represent the amount Garage A would charge if Nathaniel parks for tt hours, and let BB represent the amount Garage B would charge if Nathaniel parks for tt hours. Write an equation for each situation, in terms of t,t, and determine the hours parked, t,t, that would make the cost of each garage the same.

Answers

Answer:

tt = 3 would make the cost of each garage the same.

Step-by-step explanation:

Garage A:  $8 + $6(h)

AA = $8 + $6(tt)

Garage B:  $11 + $5(h)

BB = $11 + $5(tt)

If AA = BB

then,

$8 + $6(tt) = $11 + $5(tt)

($6-$5)(tt) = $11 - $8

$1(tt) = $3

tt = 3

Solve and show your work please

Answers

17=m

whatever you do to one side you have to do to the other!

-5=2-m/3
times 3 on each side to get rid of the fraction
-15=2-m
subtract 2 on each side to make the -m stand on its own
-17=-m
times -1 to remove the negative from m
17=m

Answer:

m = 21

Step-by-step explanation:

-5 = 2 - [tex]\frac{m}{3}[/tex]

Multiply both sides of the equation by 3.

-15 = 6 - m

Swap sides so that all variable terms are on the left hand side.

6 - m = -15

Subtract 6 from both sides.

-m = -15 - 6

Subtract 6 from −15 to get −21.

-m = -21

Multiply both sides by −1.

m = 21

Hope this helps you out =D

what is the slope of the line whose equation is 13x+y-5=0?​

Answers

Answer:

-13

Step-by-step explanation:

1. To find the slope, it'd be much to convert the line from standard form to slope-intercept form, meaning we have to solve for y. (y = mx + b, where y = y-coordinate, m = slope, x = x-coordinate, and b = y-intercept.)

2. (Solving)

Step 1: Subtract 13x from both sides.

[tex]13x + y - 5 - 13x = 0 - 13x[/tex] [tex]y - 5 = -13x[/tex]

Step 2: Add 5 to both sides.

[tex]y - 5 + 5 = -13x + 5[/tex] [tex]y = -13x + 5[/tex]

3. As you can see, -13 is in the place of m, the slope.

Therefore, the slope of the equation 13x + y - 5 = 0 is -13.

-8/11=12/v (solve for v)

Answers

Answer:

[tex] \frac{ - 8}{11} = \frac{12}{x} \\ cross \: multipliation \\ 12 \times 11 = - 8 \times x \\ x = \frac{12 \times 11}{ - 8} = \frac{3 \times 11}{ - 2} = \frac{33}{ - 2} = - 16.5[/tex]

Drag the tiles to the correct boxes to complete the pairs. Not all tiles will be used.
Karen measured a few colored strings for her craft class. Each number line shows the length of a piece of string in feet. Match the number lines with the string lengths.
3.3 feet
0.7 feet
2.1 feet
1.6 feet
2.5 feet

arrowRight

arrowRight

arrowRight

arrowRight

Answers

AStep-by-step explanation:

please help me

question attached below:)))

Answers

Answer:

D(5, 4), E(14, 7), M(9.5, 5.5)

Step-by-step explanation:

As AD = 1/4AB and DE ║ AC, the ratio CE/CB = 1/4, or CE = 1/4CB

Find the coordinates of D:

x = 1 + 1/4(17 - 1) = 1 + 4 = 5y = 5 + 1/4(1 - 5) = 5 - 1 = 4

Find the coordinates of E:

x = 13 + 1/4(17 - 13) = 13 + 1 = 14y = 9 + 1/4(1 - 9) = 9 - 2 = 7

Find the coordinates of the midpoint M of DE:

x = (5 + 14)/2 = 19/2 = 9.5y = (4 + 7)/2 = 11/2 = 5.5

2. Five out of six students said baseball was their favorite sport. What is the decimal equivalent for the number of students who chose baseball? A. 0.56 B. 0.56 C. 0.83 D. 0.83

Answers

Answer:

Step-by-step explanation:

Find the midpoint of the segment with the following endpoints.
(9,6) and (1, 2)

Answers

5,4!

hope this helps! Let me know if you have any questions! Good luck on the rest of your assessment!

Mark this as Brainliest if you get a chance:)

One square tile on your kitchen floor is 11.25 inches long. It takes 12.5 tiles to cover the length of the floor. About how long is the floor?

Answers

The answer is 140.625 that’s how long the floor is

Answer: For this Answer, You need to multiply both of the numbers together.

Step-by-step explanation:

11.25 * 12.5 = 140.625 inches or just 140 inches

Hope this help you out!

An electronics store has marked the price of a certain game at 230% of their cost. If their cost is $15.00, how much does the game sell for?

$19.50
$34.50
$49.50
$6.50
NEXT QUESTION

Answers

the answer is 34:50.

The explicit formula an = 2+5(n-1) represents an arithmetic sequence. Write the recursive
formula for the sequence.​

Answers

Answer:

a_1=2, a_n=5+a_(n-1)

Step-by-step explanation:

a1=2

a2=7

a3=12

...

Challenge Andy and Emily each go to a hardware store to buy wire. The
table shows the cost y in dollars for x inches of the wire they need. Andy
needs 23 feet of the wire. Emily needs 15 yards of the wire. How much will
each of them spend for wire?

Answers

Answer:

Andy will spend 276y

Emily will spend 540y

Step-by-step explanation:

So for all intents and purposes, x=y

12 inches per 1 foot

3 feet per one yard

Andy:

23ft. needed

12*23=276

Will by 276 inches or 276x

Emily

15yards needed

15*3*12=540

Will by 540 inches or 276x

$
A deck of Uno cards has 4 colors (suits): Red, Yellow, Green, Blue
Each color has cards numbered 1 to 9,
so the total number of these cards = 49 = 36
(An Uno deck also has other, special cards, but for this question, those special cards are removed for the
deck. Only the numbered cards are used.)
a) Event E = Randomly selecting an UNO card that is Red.
What is the probability of event E?
(Enter a fraction; it does not have to be reduced.)
b) Event F = Randomly selecting an Uno card that is some number from 1 to 6 of any of the 4 colors.
What is the probability of event F?
(Enter a fraction; it does not have to be reduced.)
c) How many cards are in the intersection of events E and F?
d) P(E and F) = the probability of choosing a card in the intersection of events E and F: P(E and F) = ?
e) Let event G = E or F.Use the General Addition Rule to compute P(G): P(G) = P(E) + P(F) - P(E and F)
f) How many cards are in event G?
Question Help: D Video 1 Video 2 Message instructor

Answers

Answer:

A) 1/9

B) 2/3

C) 6 (I think)

D) 6 (isn't it the same as question C?)

Step-by-step explanation:

Remember this formula:

Probability = number of favorable outcomes divided by the number of possible outcomes

a) 4 / 36 = 1/9

b) 6 * 4 = 24 / 36 = 2/3

c) 24 - 18 = 6

d) 6

I can't do all of them but I tried my best.

Hope this helped...

Answer:

same answer

Step-by-step explanation:

#carryonlearning

The cube root of 175616 is:​

Answers

Answer:

56

Step-by-step explanation:

We can represent 175616 as the product of primes as below:

175616=2×2×2×2×2×2×2×2×2×7×7×7

Grouping the factors to form the triplet, we have:

175616=2×2×2 ×2×2×2 ×2×2×2   ×7×7×7

Taking the cube root, we have:

[tex]\sqrt[3]{175616} = 2*2*2*7[/tex]

Simplifying, we have:

[tex]\sqrt[3]{175616} = 56[/tex]

Hence, the cube root of 175616 is 56

Hope it helps

Peace

Please mark me as brainliest

la edad de juan y su hijo suman 60 años ,si la edad de juan se disminuyera en 15 años el tendria el doble de la edad del hijo ,la edad de juan es?

Answers

Answer:

serie de 20 años ya que primero te pide 60 años que se suman y después dice que la edad del hijo es el doble entonces lo normal sería que el hijo tenga 20

Find the inverse of f(x) = 2

Answers

Answer:

the inverse is option B.............

I need some help on this

Answers

Answer
y=7/4x-7/2

I used point slope formula

help me pls ASAP I need it in 5mins​

Answers

Answer:

74 cars

Step-by-step explanation:

14(2) + 4x = 324

28 + 4x = 324

4x = 296

x = 74

Solve for letter

5 = 6у; y =

5/3 + x = 2; x =

0.5x = 14; x =

7/2 = 4x; x =

5/6x = 20; x =

9 = 4y; y =

Answers

Answer:

5 = 6у; y = 5/6

5/3 + x = 2; x = 1/3

0.5x = 14; x =28

7/2 = 4x; x = 7/8

5/6x = 20; x = 24

9 = 4y; y =9/4

how can I Simplify (5²)⁴ ​

Answers

Step-by-step explanation:

multiple 2× 4

then your answer. would be 8

Answer:

(5²)⁴ =5²×5⁴  =5⁸

Step-by-step explanation:

Are these triangles similar

Answers

Answer:no

Step-by-step explanation: cause one is 42 & 62 the other one is 62 & 58

Answer:

NOO!

THE ANGLES MUST BE SAME

A jeweler had a fixed amount of gold to make bracelets and necklaces. The amount of
gold in each bracelet is 8 grams and the amount of gold in each necklace is 24 grams.
The jeweler made a total of 16 bracelets and necklaces using 288 grams of gold.
Graphically solve a system of equations in order to determine the number of bracelets
made, x, and the number of necklaces made, y.
Graph plz

Answers

Answer:

Melinda feels lonely and isolated because no one will sit with her and her friends ignore her and people pick on her.

Step-by-step explanation:

4rnhub.

He'll no

Erica solved the equation −5x − 25 = 78; her work is shown below. Identify the error and where it was made.

−5x − 25 = 78
Step 1: −5x − 25 − 25 = 78 − 25
Step 2: −5x = 53
Step 3: negative five times x over negative five = fifty-three over negative five
Step 4: x = negative fifty-three over five

Step 1: She should have added 25 to each side.
Step 1: She should have divided both sides by −5.
Step 3: She should have divided both sides by −5.
Step 3: She should have multiplied both sides by −5.

Answers

Answer:

step 1 was wrong she should have added 25 to both sides

Step-by-step explanation:

step 3 was correct she divided both sides by -5

A square has an area of 28 square inches. What is the length of a side of the square, in inches?

Answers

Hi there!  

»»————- ★ ————-««

I believe your answer is:  

[tex]2\sqrt{7}\text{ } in.[/tex]

»»————- ★ ————-««  

Here’s why:  

[tex]\rule{150}{0.5}\\$\bullet \text{ Area of a square is: } a^2\\\text{ } \rightarrow a - \text{given side}\\\rule{150}{0.5}\\a = \sqrt{28}\\\\\rightarrow 28 \text{ can be factored to } 2 * 2 * 7\\\\\rightarrow\sqrt{28}\\\\\rightarrow \sqrt{2*2*7}\\\\\rightarrow \boxed{2\sqrt{7}}\\\rule{150}{0.5}[/tex]

The side of the square should be 2√7 inches.

»»————- ★ ————-««  

Hope this helps you. I apologize if it’s incorrect.  

The length of a side of a square in inches is approximately 5.29 inches.

What is Square?

A square is a four sided polygon where each side are equal and each angle equal to 90 degrees.

The formula to find the area of a square is,

Area of a square = a²,

where "a" is the side length of the square.

Given, area of the square = 28 square inches.

Let "a" be the side length of the square.

a² = 28

a = √28 inches ≈ 5.29 inches.

Hence the length of a side is 5.29 inches.

Learn more about Area of a Square here :

https://brainly.com/question/11505374

#SPJ2

the difference of twenty-one and eight times a number n is thiry-five

Answers

Answer:

n=7

Step-by-step explanation:

difference means subtraction so:

8n - 21= 35

8n=35+21

8n= 56

n= 56÷8

n=7

Divide 2y2 + 8 by 2y + 4. Which expression represents the quotient and remainder?

y – 2 –
y + 2 –
y + 2 +
y – 2 +

Answers

When 2(y^2) + 8 is divided by  2y + 4 is equal to (y - 2) + (16 / (2y + 4)). The expression represents the quotient is the 2y + 4. While the expression represent the remainder is 16 / (2y + 4). The remainder of the given expression can also be solve using the remainder theorem.

Answer:

We need to perform division of 2y2 + 8 by 2y + 4. To solve this problem, we need to use the long method of division such as shown below:

              y    - 2       r. 16  

           -----------------------

2y+4 √2y2 + 0y + 8

         - (2y2 + 4y)

           -----------------------  

              0y2 - 4y  + 8

                     - (-4y  -8)

            -----------------------

                       0y  + 16

The answer is y-2 + (16/(2y+4)) on which the remainder is 16 / (2y+4).

why do i have to pay to have some awnsers? I HAVE A TEST AND IM GOING TO FAIL ITS JUST ONE QUESTION BRAINLY

Answers

Answer:

where is the question?????????????

Step-by-step explanation:

hekeksjs

Answer:

whats your question?

Step-by-step explanation:

what is the reflection of (-2, -4) on a graph

Answers

2, 4 simple work bro kinda feel bad

Answer:

(2,4)

Step-by-step explanation:

The opposite of (-2, -4)

Giving brainliest. (This question is for fun. 8th-grade Math Question)
Find the measure in degrees.
1) m∠PQR
2) m∠QPR
3) m∠PRQ

Answers

Answer:

haha get noobed hah jk 180 degrees

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