3(-4x-9)=-171

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Solution for 3(-4x-9)=-171 equation:


Simplifying
3(-4x + -9) = -171

Reorder the terms:
3(-9 + -4x) = -171
(-9 * 3 + -4x * 3) = -171
(-27 + -12x) = -171

Solving
-27 + -12x = -171

Solving for variable 'x'.

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

Add '27' to each side of the equation.
-27 + 27 + -12x = -171 + 27

Combine like terms: -27 + 27 = 0
0 + -12x = -171 + 27
-12x = -171 + 27

Combine like terms: -171 + 27 = -144
-12x = -144

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

Simplifying
x = 12

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