-3(6x+6)=90

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


Simplifying
-3(6x + 6) = 90

Reorder the terms:
-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 = 108
-18x = 108

Divide each side by '-18'.
x = -6

Simplifying
x = -6

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