2x-x=x-x+9

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Solution for 2x-x=x-x+9 equation: 


Simplifying
2x + -1x = x + -1x + 9

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

Reorder the terms:
1x = 9 + x + -1x

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

Solving
1x = 9

Solving for variable 'x'.

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

Divide each side by '1'.
x = 9

Simplifying
x = 9

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