-3x(X+4)=-12

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Solution for -3x(X+4)=-12 equation:


Simplifying
-3x(X + 4) = -12

Reorder the terms:
-3x(4 + X) = -12
(4 * -3x + X * -3x) = -12
(-12x + -3xX) = -12

Solving
-12x + -3xX = -12

Solving for variable 'x'.

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

Reorder the terms:
12 + -12x + -3xX = -12 + 12

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

Factor out the Greatest Common Factor (GCF), '3'.
3(4 + -4x + -1xX) = 0

Ignore the factor 3.

Subproblem 1

Set the factor '(4 + -4x + -1xX)' equal to zero and attempt to solve: Simplifying 4 + -4x + -1xX = 0 Solving 4 + -4x + -1xX = 0 Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4x + -4 + -1xX = 0 + -4 Reorder the terms: 4 + -4 + -4x + -1xX = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -4x + -1xX = 0 + -4 -4x + -1xX = 0 + -4 Combine like terms: 0 + -4 = -4 -4x + -1xX = -4 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.

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