2x+15=7x-25

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Solution for 2x+15=7x-25 equation:


Simplifying
2x + 15 = 7x + -25

Reorder the terms:
15 + 2x = 7x + -25

Reorder the terms:
15 + 2x = -25 + 7x

Solving
15 + 2x = -25 + 7x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-7x' to each side of the equation.
15 + 2x + -7x = -25 + 7x + -7x

Combine like terms: 2x + -7x = -5x
15 + -5x = -25 + 7x + -7x

Combine like terms: 7x + -7x = 0
15 + -5x = -25 + 0
15 + -5x = -25

Add '-15' to each side of the equation.
15 + -15 + -5x = -25 + -15

Combine like terms: 15 + -15 = 0
0 + -5x = -25 + -15
-5x = -25 + -15

Combine like terms: -25 + -15 = -40
-5x = -40

Divide each side by '-5'.
x = 8

Simplifying
x = 8

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