(5x+3)(8x-3)=0

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Solution for (5x+3)(8x-3)=0 equation:


Simplifying
(5x + 3)(8x + -3) = 0

Reorder the terms:
(3 + 5x)(8x + -3) = 0

Reorder the terms:
(3 + 5x)(-3 + 8x) = 0

Multiply (3 + 5x) * (-3 + 8x)
(3(-3 + 8x) + 5x * (-3 + 8x)) = 0
((-3 * 3 + 8x * 3) + 5x * (-3 + 8x)) = 0
((-9 + 24x) + 5x * (-3 + 8x)) = 0
(-9 + 24x + (-3 * 5x + 8x * 5x)) = 0
(-9 + 24x + (-15x + 40x2)) = 0

Combine like terms: 24x + -15x = 9x
(-9 + 9x + 40x2) = 0

Solving
-9 + 9x + 40x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-3 + -5x)(3 + -8x) = 0

Subproblem 1

Set the factor '(-3 + -5x)' equal to zero and attempt to solve: Simplifying -3 + -5x = 0 Solving -3 + -5x = 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 + -5x = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -5x = 0 + 3 -5x = 0 + 3 Combine like terms: 0 + 3 = 3 -5x = 3 Divide each side by '-5'. x = -0.6 Simplifying x = -0.6

Subproblem 2

Set the factor '(3 + -8x)' equal to zero and attempt to solve: Simplifying 3 + -8x = 0 Solving 3 + -8x = 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 + -8x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -8x = 0 + -3 -8x = 0 + -3 Combine like terms: 0 + -3 = -3 -8x = -3 Divide each side by '-8'. x = 0.375 Simplifying x = 0.375

Solution

x = {-0.6, 0.375}

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