7x+7=(x-8)

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Solution for 7x+7=(x-8) equation:


Simplifying
7x + 7 = (x + -8)

Reorder the terms:
7 + 7x = (x + -8)

Reorder the terms:
7 + 7x = (-8 + x)

Remove parenthesis around (-8 + x)
7 + 7x = -8 + x

Solving
7 + 7x = -8 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
7 + 7x + -1x = -8 + x + -1x

Combine like terms: 7x + -1x = 6x
7 + 6x = -8 + x + -1x

Combine like terms: x + -1x = 0
7 + 6x = -8 + 0
7 + 6x = -8

Add '-7' to each side of the equation.
7 + -7 + 6x = -8 + -7

Combine like terms: 7 + -7 = 0
0 + 6x = -8 + -7
6x = -8 + -7

Combine like terms: -8 + -7 = -15
6x = -15

Divide each side by '6'.
x = -2.5

Simplifying
x = -2.5

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