-3x+6(2x-6)=-90

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Solution for -3x+6(2x-6)=-90 equation:


Simplifying
-3x + 6(2x + -6) = -90

Reorder the terms:
-3x + 6(-6 + 2x) = -90
-3x + (-6 * 6 + 2x * 6) = -90
-3x + (-36 + 12x) = -90

Reorder the terms:
-36 + -3x + 12x = -90

Combine like terms: -3x + 12x = 9x
-36 + 9x = -90

Solving
-36 + 9x = -90

Solving for variable 'x'.

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

Add '36' to each side of the equation.
-36 + 36 + 9x = -90 + 36

Combine like terms: -36 + 36 = 0
0 + 9x = -90 + 36
9x = -90 + 36

Combine like terms: -90 + 36 = -54
9x = -54

Divide each side by '9'.
x = -6

Simplifying
x = -6

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