9(9-x)=84

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Solution for 9(9-x)=84 equation: 


Simplifying
9(9 + -1x) = 84
(9 * 9 + -1x * 9) = 84
(81 + -9x) = 84

Solving
81 + -9x = 84

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 = 84 + -81

Combine like terms: 81 + -81 = 0
0 + -9x = 84 + -81
-9x = 84 + -81

Combine like terms: 84 + -81 = 3
-9x = 3

Divide each side by '-9'.
x = -0.3333333333

Simplifying
x = -0.3333333333

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