-9(-2x-9)=-4x

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Solution for -9(-2x-9)=-4x equation:


Simplifying
-9(-2x + -9) = -4x

Reorder the terms:
-9(-9 + -2x) = -4x
(-9 * -9 + -2x * -9) = -4x
(81 + 18x) = -4x

Solving
81 + 18x = -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
81 + 18x + 4x = -4x + 4x

Combine like terms: 18x + 4x = 22x
81 + 22x = -4x + 4x

Combine like terms: -4x + 4x = 0
81 + 22x = 0

Add '-81' to each side of the equation.
81 + -81 + 22x = 0 + -81

Combine like terms: 81 + -81 = 0
0 + 22x = 0 + -81
22x = 0 + -81

Combine like terms: 0 + -81 = -81
22x = -81

Divide each side by '22'.
x = -3.681818182

Simplifying
x = -3.681818182

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