9x-9=18+18x

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Solution for 9x-9=18+18x equation:


Simplifying
9x + -9 = 18 + 18x

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

Solving
-9 + 9x = 18 + 18x

Solving for variable 'x'.

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

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

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

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

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

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

Combine like terms: 18 + 9 = 27
-9x = 27

Divide each side by '-9'.
x = -3

Simplifying
x = -3

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