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

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


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

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

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

Multiply (-4 + 3x) * (4 + 8x)
(-4(4 + 8x) + 3x * (4 + 8x)) = 0
((4 * -4 + 8x * -4) + 3x * (4 + 8x)) = 0
((-16 + -32x) + 3x * (4 + 8x)) = 0
(-16 + -32x + (4 * 3x + 8x * 3x)) = 0
(-16 + -32x + (12x + 24x2)) = 0

Combine like terms: -32x + 12x = -20x
(-16 + -20x + 24x2) = 0

Solving
-16 + -20x + 24x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '4'.
4(-4 + -5x + 6x2) = 0

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

Ignore the factor 4.

Subproblem 1
Set the factor '(-1 + -2x)' equal to zero and attempt to solve:

Simplifying
-1 + -2x = 0

Solving
-1 + -2x = 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 + -2x = 0 + 1

Combine like terms: -1 + 1 = 0
0 + -2x = 0 + 1
-2x = 0 + 1

Combine like terms: 0 + 1 = 1
-2x = 1

Divide each side by '-2'.
x = -0.5

Simplifying
x = -0.5

Subproblem 2
Set the factor '(4 + -3x)' equal to zero and attempt to solve:

Simplifying
4 + -3x = 0

Solving
4 + -3x = 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 + -3x = 0 + -4

Combine like terms: 4 + -4 = 0
0 + -3x = 0 + -4
-3x = 0 + -4

Combine like terms: 0 + -4 = -4
-3x = -4

Divide each side by '-3'.
x = 1.333333333

Simplifying
x = 1.333333333
Solution
x = {-0.5, 1.333333333}

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