7=x-8

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Solution for 7=x-8 equation: 


Simplifying
7 = x + -8

Reorder the terms:
7 = -8 + x

Solving
7 = -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 + -1x = -8 + x + -1x

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

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

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

Combine like terms: -8 + -7 = -15
-1x = -15

Divide each side by '-1'.
x = 15

Simplifying
x = 15

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