6(3x-3)(x+4)=0

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Solution for 6(3x-3)(x+4)=0 equation:


Simplifying
6(3x + -3)(x + 4) = 0

Reorder the terms:
6(-3 + 3x)(x + 4) = 0

Reorder the terms:
6(-3 + 3x)(4 + x) = 0

Multiply (-3 + 3x) * (4 + x)
6(-3(4 + x) + 3x * (4 + x)) = 0
6((4 * -3 + x * -3) + 3x * (4 + x)) = 0
6((-12 + -3x) + 3x * (4 + x)) = 0
6(-12 + -3x + (4 * 3x + x * 3x)) = 0
6(-12 + -3x + (12x + 3x2)) = 0

Combine like terms: -3x + 12x = 9x
6(-12 + 9x + 3x2) = 0
(-12 * 6 + 9x * 6 + 3x2 * 6) = 0
(-72 + 54x + 18x2) = 0

Solving
-72 + 54x + 18x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '18'.
18(-4 + 3x + x2) = 0

Factor a trinomial.
18((-4 + -1x)(1 + -1x)) = 0

Ignore the factor 18.

Subproblem 1

Set the factor '(-4 + -1x)' equal to zero and attempt to solve: Simplifying -4 + -1x = 0 Solving -4 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + -1x = 0 + 4 Combine like terms: -4 + 4 = 0 0 + -1x = 0 + 4 -1x = 0 + 4 Combine like terms: 0 + 4 = 4 -1x = 4 Divide each side by '-1'. x = -4 Simplifying x = -4

Subproblem 2

Set the factor '(1 + -1x)' equal to zero and attempt to solve: Simplifying 1 + -1x = 0 Solving 1 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -1x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -1x = 0 + -1 -1x = 0 + -1 Combine like terms: 0 + -1 = -1 -1x = -1 Divide each side by '-1'. x = 1 Simplifying x = 1

Solution

x = {-4, 1}

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