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VMariaS [17]
3 years ago
12

3x + 25 = 2(4x – 10) solve step by step

Mathematics
2 answers:
Lilit [14]3 years ago
8 0
The answer is: X=9 first step is to distribute 2 into 4x and -10 then move the 8x over behind the 3x, then combine 8x and 3x together to get -5x=-20-25 combine -20 and -25 to get -45 then divide -45 by -5 to get x=9
bixtya [17]3 years ago
4 0

Answer:

x=9

Step-by-step explanation:

3x + 25 = 2(4x – 10)

3x + 25 = 8x-20

3x-8x=-20-25

-5x=-45

5x=45

x=9

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Graph a line with a slope of -3 that contains the point (4, -2)
Crank

Answer:

Step-by-step explanation:

Given that

Slope m=-3

A point (x, y)=(4,-2)

Equation of a line can generally be written as

y=mx+c

Where, m is the slope

And c is the intercept on y-axis

Since we are given m=-3

Then, y=mx+c becomes

y=-3x+c

To get c, let substitute the point given, i.e x=4 and y=-2

y=-3x+c

-2=-3(4)+c

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-2+12=c

c=-2+12

c=10

y=mx+c, then m=-3 and c=10

Then, the equation the line becomes y = -3x + 10

This is the required line equation

5 0
3 years ago
Which figures can the composite figure be broken into? A. a square pyramid and a square prism B. a square pyramid and a cube C.
kifflom [539]

Answer:

c

Step-by-step explanation:

the base dimensons of the bottom portion are not the same therefore it cannot be a cube. so it is c a triangular pyramid and square prism

7 0
3 years ago
Read 2 more answers
What type of polynomial is: 3x+x^2+4 <br>A.quadratic<br> B. quartic<br> C. linear <br>D. cubic
Svetradugi [14.3K]

Answer:

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Step-by-step explanation:

3x+x^2+4

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x^2 +3x+4

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3 0
2 years ago
What is the volume of the cylinder below?
lisov135 [29]

Answer:

192π

Step-by-step explanation:

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5 0
2 years ago
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Sindrei [870]
Ur answer is: -2a² + 7a + 1
5 0
3 years ago
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