72-2x=7x-18

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Solution for 72-2x=7x-18 equation:


Simplifying
72 + -2x = 7x + -18

Reorder the terms:
72 + -2x = -18 + 7x

Solving
72 + -2x = -18 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
72 + -2x + -7x = -18 + 7x + -7x

Combine like terms: -2x + -7x = -9x
72 + -9x = -18 + 7x + -7x

Combine like terms: 7x + -7x = 0
72 + -9x = -18 + 0
72 + -9x = -18

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

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

Combine like terms: -18 + -72 = -90
-9x = -90

Divide each side by '-9'.
x = 10

Simplifying
x = 10

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