-x-9=-9-2x

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


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

Reorder the terms:
-9 + -1x = -9 + -2x

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

Combine like terms: -9 + 9 = 0
0 + -1x = -9 + 9 + -2x
-1x = -9 + 9 + -2x

Combine like terms: -9 + 9 = 0
-1x = 0 + -2x
-1x = -2x

Solving
-1x = -2x

Solving for variable 'x'.

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

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

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

Combine like terms: -2x + 2x = 0
1x = 0

Divide each side by '1'.
x = 0

Simplifying
x = 0

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