9(9-x)=180

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Solution for 9(9-x)=180 equation:


Simplifying
9(9 + -1x) = 180
(9 * 9 + -1x * 9) = 180
(81 + -9x) = 180

Solving
81 + -9x = 180

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 = 180 + -81

Combine like terms: 81 + -81 = 0
0 + -9x = 180 + -81
-9x = 180 + -81

Combine like terms: 180 + -81 = 99
-9x = 99

Divide each side by '-9'.
x = -11

Simplifying
x = -11

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