-120=-3(1+6x)+9

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Solution for -120=-3(1+6x)+9 equation:


Simplifying
-120 = -3(1 + 6x) + 9
-120 = (1 * -3 + 6x * -3) + 9
-120 = (-3 + -18x) + 9

Reorder the terms:
-120 = -3 + 9 + -18x

Combine like terms: -3 + 9 = 6
-120 = 6 + -18x

Solving
-120 = 6 + -18x

Solving for variable 'x'.

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

Add '18x' to each side of the equation.
-120 + 18x = 6 + -18x + 18x

Combine like terms: -18x + 18x = 0
-120 + 18x = 6 + 0
-120 + 18x = 6

Add '120' to each side of the equation.
-120 + 120 + 18x = 6 + 120

Combine like terms: -120 + 120 = 0
0 + 18x = 6 + 120
18x = 6 + 120

Combine like terms: 6 + 120 = 126
18x = 126

Divide each side by '18'.
x = 7

Simplifying
x = 7

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