-87+-9x=-15

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Solution for -87+-9x=-15 equation: 


Simplifying
-87 + -9x = -15

Solving
-87 + -9x = -15

Solving for variable 'x'.

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

Add '87' to each side of the equation.
-87 + 87 + -9x = -15 + 87

Combine like terms: -87 + 87 = 0
0 + -9x = -15 + 87
-9x = -15 + 87

Combine like terms: -15 + 87 = 72
-9x = 72

Divide each side by '-9'.
x = -8

Simplifying
x = -8

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