What is the solution to the linear equation? d – 10 – 2d + 7 = 8 + d – 10 – 3d d = –5 d = –1 d = 1 d = 5

Answers

Answer 1

Answer:

1,1/7 or 0.85

Step-by-step explanation:

d-10-2d+7=8+d-10-3d=-5d=-d=d=5

in mathematics there is nothing like 1d,it is d

re-arrange

d-2d-d+3d+5d+d-d=10-7+8-10+5

7d=6

d=6/7

d=1,1/7 or 0.85

Answer 2

Answer:

D=1

Step-by-step explanation:

just took a test with this question in it.


Related Questions

please help me out with this question.
much appreciation. Thanks.​

Answers

Answer:

there is nothing

Step-by-step explanation:

Find the fraction, decimal, or percent that is NOT equivalent to 2.3?

23/10

230%

2.3%

Answers

Answer:

23/10

Step-by-step explanation:

Which graph represents y as a function of x?

Answers

9514 1404 393

Answer:

  see below

Step-by-step explanation:

A graph represents a function when no vertical line will intersect the graph in more than one point.

How do you put a bunch of pictures up at once? It only lets me show one

Please help! Thank you!!

Answers

It’s the first option ;)
Yes I agree first question

Question: (help please?!?!)Bridget has $2,835 in her savings account. Each pay period, $945 is deposited into

her savings account. If her paycheck deposits are the only transactions, which of the

following equations could be used to find y, the amount in her savings account based

on x, the number of times she is paid?

A y = 2,835 - 945x

B 2,835y = 945x

C y = 945x + 2,835

D y = 2,835x + 945

Answers

Answer:

C. y = 945x + 2,835

Step-by-step explanation:

Each pay period 945 dollars is deposited so that's the slope, which x stands for each pay period. She already started with 2,835 in her savings account so that is the y-intercept.

Slope: 945x

Y- intercept: 2,835

Therefore,

equation: y = 945x + 2,835

Please help me!!
Really fast PLEASE

Answers

Answer:

The answer to your question is $7

Answer:

Purchase Price:

$28

Discount:

(28 x 75)/100 = $21.00

Final Price:

28 - 21.00 = $7.00

Find the value of "x". ​

Answers

Answer:

x = 4.52984

Step-by-step explanation:

Since the triangle has a right angle you need to use the the trigonometric function cos (theta which is the angle given that isn't 90°) = adjacent / hypotenuse (adjacent is the side close to the angle you're using which is 22° and the hypotenuse is the longest side of the triangle that is in the away from the right angle)

From there you plug in the numbers which now become cos (22°) = 4.2 / x

Then you isolate the x by multiplying it to both sides so it's on the left and divide both sides by cos (22°) which will end you up x = 4.2 / cos (22°)

Then you just divide and you 4.52984

Find the slope of the line that passes through the pair of points.
(-2,3), (-5,2)

Answers

Answer:

A. 1/3

Step-by-step explanation:

2-3/-5--2=

2-3/-5+2=

-1/-3=

1/3

HELP ION GET THIS :(

Answers

Answer:

-2

Step-by-step explanation: use rise over run, start from bottom point, you go up 4, to the left 2. 4/-2=-2

Answer:

m=-2

Step-by-step explanation:

m=(y2-y1)/(x2-x1)=(-3-1)/(2-0)=-4/2=-2

Hope this helps; please vote brainliest.

cuanto es 100+100+0+0+0+0+0

Answers

Answer:

es 200

Step-by-step explanation:

100+100=200

0+0+0+0+0=0

A package of party favors contains 12 favors, of which 3 are bracelets. What is the probability that a randomly selected favor will be a bracelet?

Answers

1/4 is the probability that it will be selected

Help ASAP if you want brainliest

Answers

Answer:

Its C

Step-by-step explanation:

Answer:

c.27/31 fluid ounce...

Can you solve 3.5 x 4.9 using area models?

Answers

Answer:

 the answer is  17.15

Step-by-step explanation:

Answer:

17.15

Step-by-step explanation:

3.5 x 4.9 = 17.15

-TheUnknownScientist


Solve the inequality 4y + 3 > 2y + 14​

Answers

9514 1404 393

Answer:

  y > 11/2

Step-by-step explanation:

Subtract 2y+3 to get the variable term alone on one side.

  2y > 11

  y > 11/2 . . . . . . divide by the coefficient of y

hi i need to know if this is a function?

Answers

Answer:

NO

Step-by-step explanation:

Answer:

No

Step-by-step explanation:

There is not a constant and equal change on both sides.

how many triples of the 3 positive integers (x,y,z) are products of 24

Answers

8,8,8 would be the answer

PLEASEEEE HELP ASAPPPP

Answers

Answer:

I think its A

Step-by-step explanation:

Answer:

D

Step-by-step explanation:

The y intercept is 2, visible on the graph.

The way I think about counting slope is (in this case)

"up one, over 5"

1/5

c=1/5m+2

D is your answer if there are 4 options (A, B, and C are incorrect; D isn't shown so I assume it's what I got)

HTH :)

HELPPPPPP #6 ASAPPPPPPPPP PLEASEEEE

Answers

Answer:

D.

Step-by-step explanation:

Create a polynomial with the following attributes:

* degree is 3
* zeros are -2, 4, and 7

Answers

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Zeros :

[tex]x = - 2[/tex]

[tex]x = 4[/tex]

[tex]x = 7[/tex]

Thus ;

[tex]x + 2 = 0[/tex]

[tex]x - 4 = 0[/tex]

[tex]x - 7 = 0[/tex]

Multiply above equations :

[tex](x + 2)(x - 4)(x - 7) = 0[/tex]

Expand

[tex]( {x}^{2} - 2x - 8)(x - 7) = 0[/tex]

[tex] {x}^{3} - 7 {x}^{2} - 2 {x}^{2} + 14x - 8x + 56 = 0 \\ [/tex]

[tex] {x}^{3} - 9 {x}^{2} + 6x + 56 = 0[/tex]

[tex]y = f(x) = {x}^{3} - 9 {x}^{2} + 6x + 56 \\ [/tex]

Done...

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what is 3c² + d³ when c = 1 and d=2 = please

Answers

Answer:

11

Step-by-step explanation:

3(1)^2 = 3

2^3 = 8

3+8=11

is y = -4 + 2x linear?​

Answers

Answer: it is linear

Step-by-step explanation: Find the degree of the equation to determine if linear.

Answer:

Yes

Step-by-step explanation:

Look up Desmos, it is graphing calculator... it will really help. REAL EXPLANATION: You put one point on -4, then do rise over run (2/1x), thus go up to over one. So on and so forth; this will result in a linear line.

Find the zeros of the function.
Enter the solutions from least to greatest.
f (x)=(x -3)(2x -8)f(x)=(x−3)(2x−8)

Answers

Answer:

The zeroes of the function are: 3 and 4

Step-by-step explanation:

Zeroes of a function are the values on which the function produces zero output. To find the zeroes of a function, the function is put equal zero and the values of the variable are found using the equation. The values of x are the zeroes of the function.

Given function is:

[tex]f(x) = (x-3)(2x-8)[/tex]

Putting the function equal to zero

[tex]f(x) = 0\\(x -3)(2x -8) = 0\\x-3 = 0\\x = 3\\2x-8 = 0\\2x = 8\\\frac{2x}{2} = \frac{8}{2}\\x = 4[/tex]

We get two values for x, x=3 and x=4

Hence,

The zeroes of the function are: 3 and 4

Matteo spends a total of 38 min exercising. He walks for 6 min to warm up and then runs at a constant rate of 8 min per mile for the rest of the time. Matteo says that he ran 4.75 mi. Is he correct? Explain your reasoning.

Answers

Well if you don’t count the warm up it is 38 minutes at a constant rate of 8mins per mile 8x4.75=38 with the warm up included 38+6= 44 min

4 out of the 20 students surveyed said candy was their favorite snack if there were 100 6th graders how many would choose candy

Answers

Answer:

20 students

Step-by-step explanation:

if you set a table with 4/20=?/100 then cross multiply and divide giving you 20

Answer:

20 6th Graders choose candy

Step-by-step explanation:

4/20 equals 0.2

so 100 time .2 equals 20

also 4/20 simplified is 1/5

you could mutiply (100 times 1/5 = 20)

Is 56/8 an interger
Please help....

Answers

Fractions and decimals cannot be integers. whole, natural numbers are integers (ex. 5,6,7).

point (4,-3) is at a perpendicular distance of _____from the X-axis​

Answers

Answer:

Need to see the axies plz show the axis so we can help u

What is the value of x? Please provide an explanation, thanks!

Answers

Step-by-step explanation:

x + 1 + 2x + 2 + 12x - 18 = 180 (sum angles in triangle)

15x - 15 = 180

15x = 195

x = 13deg

Topic: Angles

If you like to venture further, do check out my insta (learntionary) where I constantly post math tips! Thanks!

Step-by-step explanation:

(x+1)°+(2x+2)°+(12x-18)°=180°

15x+3°-18°=180°

15x+15°=180°

15x=180°-15°

x=165°/15°

x=11° Answer..

3(x – 2) + 4x = 10(x + 1) will give brainliest

Answers

Answer:

x = -16/3

Step-by-step explanation:

An object placed in a graduated cylinder raised the volume from 12.2 mL to 14.5 mL. Find the volume of the object.

Answers

Answer:

2.3 mL

Step-by-step explanation:

This is called finding the volume by displacement. By subtracting the final volume and the initial volume you can determine how much the volume changed when the object was added. That change in voulme represents the volume of the object, so in this case:\

14.5-12.2 = 2.3 mL

The change in the volume of the object is, 2.3 mL.

What is mean by Subtraction?

Subtraction in mathematics means that is taking something away from a group or number of objects. When you subtract, what is left in the group becomes less.

We have to given that;

An object placed in a graduated cylinder raised the volume from 12.2 mL to 14.5 mL .

Here, An object placed in a graduated cylinder raised the volume from 12.2 mL to 14.5 mL .

Hence, The change in the volume of the object is,

⇒ 14.5 - 12.2 mL

⇒ 2.3 mL

Learn more about the subtraction visit:

https://brainly.com/question/17301989

#SPJ2

The price of a skateboard was reduced from $80 to $50. By what percentage was the price of the skateboard reduced?

Answers

Answer:

37.5%

Step-by-step explanation:

80 - 37.5% = 50

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