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

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


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

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

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

Multiply (2 + x) * (-3 + 4x)
(2(-3 + 4x) + x(-3 + 4x)) = 0
((-3 * 2 + 4x * 2) + x(-3 + 4x)) = 0
((-6 + 8x) + x(-3 + 4x)) = 0
(-6 + 8x + (-3 * x + 4x * x)) = 0
(-6 + 8x + (-3x + 4x2)) = 0

Combine like terms: 8x + -3x = 5x
(-6 + 5x + 4x2) = 0

Solving
-6 + 5x + 4x2 = 0

Solving for variable 'x'.

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

Subproblem 1

Set the factor '(-2 + -1x)' equal to zero and attempt to solve: Simplifying -2 + -1x = 0 Solving -2 + -1x = 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 + -1x = 0 + 2 Combine like terms: -2 + 2 = 0 0 + -1x = 0 + 2 -1x = 0 + 2 Combine like terms: 0 + 2 = 2 -1x = 2 Divide each side by '-1'. x = -2 Simplifying x = -2

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 = {-2, 0.75}

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