-15=x+(-7)

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Solution for -15=x+(-7) equation:


Simplifying
-15 = x + (-7)
-15 = x + -7

Reorder the terms:
-15 = -7 + x

Solving
-15 = -7 + 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.
-15 + -1x = -7 + x + -1x

Combine like terms: x + -1x = 0
-15 + -1x = -7 + 0
-15 + -1x = -7

Add '15' to each side of the equation.
-15 + 15 + -1x = -7 + 15

Combine like terms: -15 + 15 = 0
0 + -1x = -7 + 15
-1x = -7 + 15

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

Divide each side by '-1'.
x = -8

Simplifying
x = -8

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