-6x-3x=72

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Solution for -6x-3x=72 equation: 


Simplifying
-6x + -3x = 72

Combine like terms: -6x + -3x = -9x
-9x = 72

Solving
-9x = 72

Solving for variable 'x'.

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

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

Simplifying
x = -8

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