7x-15x-16=-72

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Solution for 7x-15x-16=-72 equation:


Simplifying
7x + -15x + -16 = -72

Reorder the terms:
-16 + 7x + -15x = -72

Combine like terms: 7x + -15x = -8x
-16 + -8x = -72

Solving
-16 + -8x = -72

Solving for variable 'x'.

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

Add '16' to each side of the equation.
-16 + 16 + -8x = -72 + 16

Combine like terms: -16 + 16 = 0
0 + -8x = -72 + 16
-8x = -72 + 16

Combine like terms: -72 + 16 = -56
-8x = -56

Divide each side by '-8'.
x = 7

Simplifying
x = 7

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