9x+7=-128

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Solution for 9x+7=-128 equation: 


Simplifying
9x + 7 = -128

Reorder the terms:
7 + 9x = -128

Solving
7 + 9x = -128

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 + 9x = -128 + -7

Combine like terms: 7 + -7 = 0
0 + 9x = -128 + -7
9x = -128 + -7

Combine like terms: -128 + -7 = -135
9x = -135

Divide each side by '9'.
x = -15

Simplifying
x = -15

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