4x+7+x+15=7x-8

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Solution for 4x+7+x+15=7x-8 equation:


Simplifying
4x + 7 + x + 15 = 7x + -8

Reorder the terms:
7 + 15 + 4x + x = 7x + -8

Combine like terms: 7 + 15 = 22
22 + 4x + x = 7x + -8

Combine like terms: 4x + x = 5x
22 + 5x = 7x + -8

Reorder the terms:
22 + 5x = -8 + 7x

Solving
22 + 5x = -8 + 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.
22 + 5x + -7x = -8 + 7x + -7x

Combine like terms: 5x + -7x = -2x
22 + -2x = -8 + 7x + -7x

Combine like terms: 7x + -7x = 0
22 + -2x = -8 + 0
22 + -2x = -8

Add '-22' to each side of the equation.
22 + -22 + -2x = -8 + -22

Combine like terms: 22 + -22 = 0
0 + -2x = -8 + -22
-2x = -8 + -22

Combine like terms: -8 + -22 = -30
-2x = -30

Divide each side by '-2'.
x = 15

Simplifying
x = 15

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