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

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


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

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

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

Multiply (5 + x) * (-3 + 5x)
(5(-3 + 5x) + x(-3 + 5x)) = 0
((-3 * 5 + 5x * 5) + x(-3 + 5x)) = 0
((-15 + 25x) + x(-3 + 5x)) = 0
(-15 + 25x + (-3 * x + 5x * x)) = 0
(-15 + 25x + (-3x + 5x2)) = 0

Combine like terms: 25x + -3x = 22x
(-15 + 22x + 5x2) = 0

Solving
-15 + 22x + 5x2 = 0

Solving for variable 'x'.

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

Subproblem 1

Set the factor '(-5 + -1x)' equal to zero and attempt to solve: Simplifying -5 + -1x = 0 Solving -5 + -1x = 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 + -1x = 0 + 5 Combine like terms: -5 + 5 = 0 0 + -1x = 0 + 5 -1x = 0 + 5 Combine like terms: 0 + 5 = 5 -1x = 5 Divide each side by '-1'. x = -5 Simplifying x = -5

Subproblem 2

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

Solution

x = {-5, 0.6}

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