(3-2x)(4x+8)=0

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Solution for (3-2x)(4x+8)=0 equation:


Simplifying
(3 + -2x)(4x + 8) = 0

Reorder the terms:
(3 + -2x)(8 + 4x) = 0

Multiply (3 + -2x) * (8 + 4x)
(3(8 + 4x) + -2x * (8 + 4x)) = 0
((8 * 3 + 4x * 3) + -2x * (8 + 4x)) = 0
((24 + 12x) + -2x * (8 + 4x)) = 0
(24 + 12x + (8 * -2x + 4x * -2x)) = 0
(24 + 12x + (-16x + -8x2)) = 0

Combine like terms: 12x + -16x = -4x
(24 + -4x + -8x2) = 0

Solving
24 + -4x + -8x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '4'.
4(6 + -1x + -2x2) = 0

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

Ignore the factor 4.

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

Solution

x = {1.5, -2}

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