-9(x-9)=-72

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Solution for -9(x-9)=-72 equation:


Simplifying
-9(x + -9) = -72

Reorder the terms:
-9(-9 + x) = -72
(-9 * -9 + x * -9) = -72
(81 + -9x) = -72

Solving
81 + -9x = -72

Solving for variable 'x'.

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

Add '-81' to each side of the equation.
81 + -81 + -9x = -72 + -81

Combine like terms: 81 + -81 = 0
0 + -9x = -72 + -81
-9x = -72 + -81

Combine like terms: -72 + -81 = -153
-9x = -153

Divide each side by '-9'.
x = 17

Simplifying
x = 17

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