4x-72=18+9x

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Solution for 4x-72=18+9x equation:


Simplifying
4x + -72 = 18 + 9x

Reorder the terms:
-72 + 4x = 18 + 9x

Solving
-72 + 4x = 18 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
-72 + 4x + -9x = 18 + 9x + -9x

Combine like terms: 4x + -9x = -5x
-72 + -5x = 18 + 9x + -9x

Combine like terms: 9x + -9x = 0
-72 + -5x = 18 + 0
-72 + -5x = 18

Add '72' to each side of the equation.
-72 + 72 + -5x = 18 + 72

Combine like terms: -72 + 72 = 0
0 + -5x = 18 + 72
-5x = 18 + 72

Combine like terms: 18 + 72 = 90
-5x = 90

Divide each side by '-5'.
x = -18

Simplifying
x = -18

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