(x+6)(5x-2)=0

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Solution for (x+6)(5x-2)=0 equation:


Simplifying
(x + 6)(5x + -2) = 0

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

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

Multiply (6 + x) * (-2 + 5x)
(6(-2 + 5x) + x(-2 + 5x)) = 0
((-2 * 6 + 5x * 6) + x(-2 + 5x)) = 0
((-12 + 30x) + x(-2 + 5x)) = 0
(-12 + 30x + (-2 * x + 5x * x)) = 0
(-12 + 30x + (-2x + 5x2)) = 0

Combine like terms: 30x + -2x = 28x
(-12 + 28x + 5x2) = 0

Solving
-12 + 28x + 5x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-6 + -1x)(2 + -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 '(2 + -5x)' equal to zero and attempt to solve: Simplifying 2 + -5x = 0 Solving 2 + -5x = 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 + -5x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -5x = 0 + -2 -5x = 0 + -2 Combine like terms: 0 + -2 = -2 -5x = -2 Divide each side by '-5'. x = 0.4 Simplifying x = 0.4

Solution

x = {-6, 0.4}

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