9(x+8)=-3x-12

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Solution for 9(x+8)=-3x-12 equation:


Simplifying
9(x + 8) = -3x + -12

Reorder the terms:
9(8 + x) = -3x + -12
(8 * 9 + x * 9) = -3x + -12
(72 + 9x) = -3x + -12

Reorder the terms:
72 + 9x = -12 + -3x

Solving
72 + 9x = -12 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
72 + 9x + 3x = -12 + -3x + 3x

Combine like terms: 9x + 3x = 12x
72 + 12x = -12 + -3x + 3x

Combine like terms: -3x + 3x = 0
72 + 12x = -12 + 0
72 + 12x = -12

Add '-72' to each side of the equation.
72 + -72 + 12x = -12 + -72

Combine like terms: 72 + -72 = 0
0 + 12x = -12 + -72
12x = -12 + -72

Combine like terms: -12 + -72 = -84
12x = -84

Divide each side by '12'.
x = -7

Simplifying
x = -7

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