9(9-x)=135

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Solution for 9(9-x)=135 equation:


Simplifying
9(9 + -1x) = 135
(9 * 9 + -1x * 9) = 135
(81 + -9x) = 135

Solving
81 + -9x = 135

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 = 135 + -81

Combine like terms: 81 + -81 = 0
0 + -9x = 135 + -81
-9x = 135 + -81

Combine like terms: 135 + -81 = 54
-9x = 54

Divide each side by '-9'.
x = -6

Simplifying
x = -6

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