(4x-3)(4x+1)=0

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Solution for (4x-3)(4x+1)=0 equation:


Simplifying
(4x + -3)(4x + 1) = 0

Reorder the terms:
(-3 + 4x)(4x + 1) = 0

Reorder the terms:
(-3 + 4x)(1 + 4x) = 0

Multiply (-3 + 4x) * (1 + 4x)
(-3(1 + 4x) + 4x * (1 + 4x)) = 0
((1 * -3 + 4x * -3) + 4x * (1 + 4x)) = 0
((-3 + -12x) + 4x * (1 + 4x)) = 0
(-3 + -12x + (1 * 4x + 4x * 4x)) = 0
(-3 + -12x + (4x + 16x2)) = 0

Combine like terms: -12x + 4x = -8x
(-3 + -8x + 16x2) = 0

Solving
-3 + -8x + 16x2 = 0

Solving for variable 'x'.

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

Subproblem 1

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

Subproblem 2

Set the factor '(3 + -4x)' equal to zero and attempt to solve: Simplifying 3 + -4x = 0 Solving 3 + -4x = 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 + -4x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -4x = 0 + -3 -4x = 0 + -3 Combine like terms: 0 + -3 = -3 -4x = -3 Divide each side by '-4'. x = 0.75 Simplifying x = 0.75

Solution

x = {-0.25, 0.75}

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