9x-15=129

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Solution for 9x-15=129 equation: 


Simplifying
9x + -15 = 129

Reorder the terms:
-15 + 9x = 129

Solving
-15 + 9x = 129

Solving for variable 'x'.

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

Add '15' to each side of the equation.
-15 + 15 + 9x = 129 + 15

Combine like terms: -15 + 15 = 0
0 + 9x = 129 + 15
9x = 129 + 15

Combine like terms: 129 + 15 = 144
9x = 144

Divide each side by '9'.
x = 16

Simplifying
x = 16

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