-2x=x+9

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Solution for -2x=x+9 equation: 


Simplifying
-2x = x + 9

Reorder the terms:
-2x = 9 + x

Solving
-2x = 9 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-2x + -1x = 9 + x + -1x

Combine like terms: -2x + -1x = -3x
-3x = 9 + x + -1x

Combine like terms: x + -1x = 0
-3x = 9 + 0
-3x = 9

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

Simplifying
x = -3

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