-3x+15=12-9x

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Solution for -3x+15=12-9x equation:


Simplifying
-3x + 15 = 12 + -9x

Reorder the terms:
15 + -3x = 12 + -9x

Solving
15 + -3x = 12 + -9x

Solving for variable 'x'.

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

Add '9x' to each side of the equation.
15 + -3x + 9x = 12 + -9x + 9x

Combine like terms: -3x + 9x = 6x
15 + 6x = 12 + -9x + 9x

Combine like terms: -9x + 9x = 0
15 + 6x = 12 + 0
15 + 6x = 12

Add '-15' to each side of the equation.
15 + -15 + 6x = 12 + -15

Combine like terms: 15 + -15 = 0
0 + 6x = 12 + -15
6x = 12 + -15

Combine like terms: 12 + -15 = -3
6x = -3

Divide each side by '6'.
x = -0.5

Simplifying
x = -0.5

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