x+7=-8

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Solution for x+7=-8 equation: 


Simplifying
x + 7 = -8

Reorder the terms:
7 + x = -8

Solving
7 + x = -8

Solving for variable 'x'.

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

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

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

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

Simplifying
x = -15

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