8x+7x-72=120-9x

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Solution for 8x+7x-72=120-9x equation:


Simplifying
8x + 7x + -72 = 120 + -9x

Reorder the terms:
-72 + 8x + 7x = 120 + -9x

Combine like terms: 8x + 7x = 15x
-72 + 15x = 120 + -9x

Solving
-72 + 15x = 120 + -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 + 15x + 9x = 120 + -9x + 9x

Combine like terms: 15x + 9x = 24x
-72 + 24x = 120 + -9x + 9x

Combine like terms: -9x + 9x = 0
-72 + 24x = 120 + 0
-72 + 24x = 120

Add '72' to each side of the equation.
-72 + 72 + 24x = 120 + 72

Combine like terms: -72 + 72 = 0
0 + 24x = 120 + 72
24x = 120 + 72

Combine like terms: 120 + 72 = 192
24x = 192

Divide each side by '24'.
x = 8

Simplifying
x = 8

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