-3x=x+(-x)+9

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Solution for -3x=x+(-x)+9 equation: 


Simplifying
-3x = x + (-1x) + 9

Reorder the terms:
-3x = 9 + x + (-1x)

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

Solving
-3x = 9

Solving for variable 'x'.

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

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

Simplifying
x = -3

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