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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