(2x+3)(12x-3)=0

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Solution for (2x+3)(12x-3)=0 equation:


Simplifying
(2x + 3)(12x + -3) = 0

Reorder the terms:
(3 + 2x)(12x + -3) = 0

Reorder the terms:
(3 + 2x)(-3 + 12x) = 0

Multiply (3 + 2x) * (-3 + 12x)
(3(-3 + 12x) + 2x * (-3 + 12x)) = 0
((-3 * 3 + 12x * 3) + 2x * (-3 + 12x)) = 0
((-9 + 36x) + 2x * (-3 + 12x)) = 0
(-9 + 36x + (-3 * 2x + 12x * 2x)) = 0
(-9 + 36x + (-6x + 24x2)) = 0

Combine like terms: 36x + -6x = 30x
(-9 + 30x + 24x2) = 0

Solving
-9 + 30x + 24x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '3'.
3(-3 + 10x + 8x2) = 0

Factor a trinomial.
3((-3 + -2x)(1 + -4x)) = 0

Ignore the factor 3.

Subproblem 1

Set the factor '(-3 + -2x)' equal to zero and attempt to solve: Simplifying -3 + -2x = 0 Solving -3 + -2x = 0 Move all terms containing x to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + -2x = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -2x = 0 + 3 -2x = 0 + 3 Combine like terms: 0 + 3 = 3 -2x = 3 Divide each side by '-2'. x = -1.5 Simplifying x = -1.5

Subproblem 2

Set the factor '(1 + -4x)' equal to zero and attempt to solve: Simplifying 1 + -4x = 0 Solving 1 + -4x = 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 + -4x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -4x = 0 + -1 -4x = 0 + -1 Combine like terms: 0 + -1 = -1 -4x = -1 Divide each side by '-4'. x = 0.25 Simplifying x = 0.25

Solution

x = {-1.5, 0.25}

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