(x+6)(5x-4)=0

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Solution for (x+6)(5x-4)=0 equation:


Simplifying
(x + 6)(5x + -4) = 0

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

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

Multiply (6 + x) * (-4 + 5x)
(6(-4 + 5x) + x(-4 + 5x)) = 0
((-4 * 6 + 5x * 6) + x(-4 + 5x)) = 0
((-24 + 30x) + x(-4 + 5x)) = 0
(-24 + 30x + (-4 * x + 5x * x)) = 0
(-24 + 30x + (-4x + 5x2)) = 0

Combine like terms: 30x + -4x = 26x
(-24 + 26x + 5x2) = 0

Solving
-24 + 26x + 5x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-6 + -1x)(4 + -5x) = 0

Subproblem 1

Set the factor '(-6 + -1x)' equal to zero and attempt to solve: Simplifying -6 + -1x = 0 Solving -6 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '6' to each side of the equation. -6 + 6 + -1x = 0 + 6 Combine like terms: -6 + 6 = 0 0 + -1x = 0 + 6 -1x = 0 + 6 Combine like terms: 0 + 6 = 6 -1x = 6 Divide each side by '-1'. x = -6 Simplifying x = -6

Subproblem 2

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

Solution

x = {-6, 0.8}

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