2-20=9x-9-8x

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Solution for 2-20=9x-9-8x equation:


Simplifying
2 + -20 = 9x + -9 + -8x

Combine like terms: 2 + -20 = -18
-18 = 9x + -9 + -8x

Reorder the terms:
-18 = -9 + 9x + -8x

Combine like terms: 9x + -8x = 1x
-18 = -9 + 1x

Solving
-18 = -9 + 1x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-18 + -1x = -9 + 1x + -1x

Combine like terms: 1x + -1x = 0
-18 + -1x = -9 + 0
-18 + -1x = -9

Add '18' to each side of the equation.
-18 + 18 + -1x = -9 + 18

Combine like terms: -18 + 18 = 0
0 + -1x = -9 + 18
-1x = -9 + 18

Combine like terms: -9 + 18 = 9
-1x = 9

Divide each side by '-1'.
x = -9

Simplifying
x = -9

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