18=-18+4x

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Solution for 18=-18+4x equation:


Simplifying
18 = -18 + 4x

Solving
18 = -18 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
18 + -4x = -18 + 4x + -4x

Combine like terms: 4x + -4x = 0
18 + -4x = -18 + 0
18 + -4x = -18

Add '-18' to each side of the equation.
18 + -18 + -4x = -18 + -18

Combine like terms: 18 + -18 = 0
0 + -4x = -18 + -18
-4x = -18 + -18

Combine like terms: -18 + -18 = -36
-4x = -36

Divide each side by '-4'.
x = 9

Simplifying
x = 9

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