-128-9x=7x+15

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Solution for -128-9x=7x+15 equation:


Simplifying
-128 + -9x = 7x + 15

Reorder the terms:
-128 + -9x = 15 + 7x

Solving
-128 + -9x = 15 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
-128 + -9x + -7x = 15 + 7x + -7x

Combine like terms: -9x + -7x = -16x
-128 + -16x = 15 + 7x + -7x

Combine like terms: 7x + -7x = 0
-128 + -16x = 15 + 0
-128 + -16x = 15

Add '128' to each side of the equation.
-128 + 128 + -16x = 15 + 128

Combine like terms: -128 + 128 = 0
0 + -16x = 15 + 128
-16x = 15 + 128

Combine like terms: 15 + 128 = 143
-16x = 143

Divide each side by '-16'.
x = -8.9375

Simplifying
x = -8.9375

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