-9x=12-(-15)

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Solution for -9x=12-(-15) equation: 


Simplifying
-9x = 12 + -1(-15)

Multiply -1 * -15
-9x = 12 + 15

Combine like terms: 12 + 15 = 27
-9x = 27

Solving
-9x = 27

Solving for variable 'x'.

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

Divide each side by '-9'.
x = -3

Simplifying
x = -3

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