-3(6+6x)=-90

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Solution for -3(6+6x)=-90 equation: 


Simplifying
-3(6 + 6x) = -90
(6 * -3 + 6x * -3) = -90
(-18 + -18x) = -90

Solving
-18 + -18x = -90

Solving for variable 'x'.

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

Add '18' to each side of the equation.
-18 + 18 + -18x = -90 + 18

Combine like terms: -18 + 18 = 0
0 + -18x = -90 + 18
-18x = -90 + 18

Combine like terms: -90 + 18 = -72
-18x = -72

Divide each side by '-18'.
x = 4

Simplifying
x = 4

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