(5-2x)(3x+1)=0

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Solution for (5-2x)(3x+1)=0 equation:


Simplifying
(5 + -2x)(3x + 1) = 0

Reorder the terms:
(5 + -2x)(1 + 3x) = 0

Multiply (5 + -2x) * (1 + 3x)
(5(1 + 3x) + -2x * (1 + 3x)) = 0
((1 * 5 + 3x * 5) + -2x * (1 + 3x)) = 0
((5 + 15x) + -2x * (1 + 3x)) = 0
(5 + 15x + (1 * -2x + 3x * -2x)) = 0
(5 + 15x + (-2x + -6x2)) = 0

Combine like terms: 15x + -2x = 13x
(5 + 13x + -6x2) = 0

Solving
5 + 13x + -6x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(5 + -2x)(1 + 3x) = 0

Subproblem 1

Set the factor '(5 + -2x)' equal to zero and attempt to solve: Simplifying 5 + -2x = 0 Solving 5 + -2x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -2x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -2x = 0 + -5 -2x = 0 + -5 Combine like terms: 0 + -5 = -5 -2x = -5 Divide each side by '-2'. x = 2.5 Simplifying x = 2.5

Subproblem 2

Set the factor '(1 + 3x)' equal to zero and attempt to solve: Simplifying 1 + 3x = 0 Solving 1 + 3x = 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 + 3x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + 3x = 0 + -1 3x = 0 + -1 Combine like terms: 0 + -1 = -1 3x = -1 Divide each side by '3'. x = -0.3333333333 Simplifying x = -0.3333333333

Solution

x = {2.5, -0.3333333333}

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