4x-72=9x-18

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


Simplifying
4x + -72 = 9x + -18

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

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 = 54
-5x = 54

Divide each side by '-5'.
x = -10.8

Simplifying
x = -10.8

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