-3x=9+15x

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


Simplifying
-3x = 9 + 15x

Solving
-3x = 9 + 15x

Solving for variable 'x'.

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

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

Combine like terms: -3x + -15x = -18x
-18x = 9 + 15x + -15x

Combine like terms: 15x + -15x = 0
-18x = 9 + 0
-18x = 9

Divide each side by '-18'.
x = -0.5

Simplifying
x = -0.5

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