3(-6-3x)=-90

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


Simplifying
3(-6 + -3x) = -90
(-6 * 3 + -3x * 3) = -90
(-18 + -9x) = -90

Solving
-18 + -9x = -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 + -9x = -90 + 18

Combine like terms: -18 + 18 = 0
0 + -9x = -90 + 18
-9x = -90 + 18

Combine like terms: -90 + 18 = -72
-9x = -72

Divide each side by '-9'.
x = 8

Simplifying
x = 8

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