9-x-2=9

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Solution for 9-x-2=9 equation:


Simplifying
9 + -1x + -2 = 9

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

Combine like terms: 9 + -2 = 7
7 + -1x = 9

Solving
7 + -1x = 9

Solving for variable 'x'.

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

Add '-7' to each side of the equation.
7 + -7 + -1x = 9 + -7

Combine like terms: 7 + -7 = 0
0 + -1x = 9 + -7
-1x = 9 + -7

Combine like terms: 9 + -7 = 2
-1x = 2

Divide each side by '-1'.
x = -2

Simplifying
x = -2

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