(5x+4)(3x-2)=

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Solution for (5x+4)(3x-2)= equation:


Simplifying
(5x + 4)(3x + -2) = 0

Reorder the terms:
(4 + 5x)(3x + -2) = 0

Reorder the terms:
(4 + 5x)(-2 + 3x) = 0

Multiply (4 + 5x) * (-2 + 3x)
(4(-2 + 3x) + 5x * (-2 + 3x)) = 0
((-2 * 4 + 3x * 4) + 5x * (-2 + 3x)) = 0
((-8 + 12x) + 5x * (-2 + 3x)) = 0
(-8 + 12x + (-2 * 5x + 3x * 5x)) = 0
(-8 + 12x + (-10x + 15x2)) = 0

Combine like terms: 12x + -10x = 2x
(-8 + 2x + 15x2) = 0

Solving
-8 + 2x + 15x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-4 + -5x)(2 + -3x) = 0

Subproblem 1

Set the factor '(-4 + -5x)' equal to zero and attempt to solve: Simplifying -4 + -5x = 0 Solving -4 + -5x = 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 + -5x = 0 + 4 Combine like terms: -4 + 4 = 0 0 + -5x = 0 + 4 -5x = 0 + 4 Combine like terms: 0 + 4 = 4 -5x = 4 Divide each side by '-5'. x = -0.8 Simplifying x = -0.8

Subproblem 2

Set the factor '(2 + -3x)' equal to zero and attempt to solve: Simplifying 2 + -3x = 0 Solving 2 + -3x = 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 + -3x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -3x = 0 + -2 -3x = 0 + -2 Combine like terms: 0 + -2 = -2 -3x = -2 Divide each side by '-3'. x = 0.6666666667 Simplifying x = 0.6666666667

Solution

x = {-0.8, 0.6666666667}

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