(x+8)(x-19)=0

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Solution for (x+8)(x-19)=0 equation:


Simplifying
(x + 8)(x + -19) = 0

Reorder the terms:
(8 + x)(x + -19) = 0

Reorder the terms:
(8 + x)(-19 + x) = 0

Multiply (8 + x) * (-19 + x)
(8(-19 + x) + x(-19 + x)) = 0
((-19 * 8 + x * 8) + x(-19 + x)) = 0
((-152 + 8x) + x(-19 + x)) = 0
(-152 + 8x + (-19 * x + x * x)) = 0
(-152 + 8x + (-19x + x2)) = 0

Combine like terms: 8x + -19x = -11x
(-152 + -11x + x2) = 0

Solving
-152 + -11x + x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-8 + -1x)(19 + -1x) = 0

Subproblem 1

Set the factor '(-8 + -1x)' equal to zero and attempt to solve: Simplifying -8 + -1x = 0 Solving -8 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '8' to each side of the equation. -8 + 8 + -1x = 0 + 8 Combine like terms: -8 + 8 = 0 0 + -1x = 0 + 8 -1x = 0 + 8 Combine like terms: 0 + 8 = 8 -1x = 8 Divide each side by '-1'. x = -8 Simplifying x = -8

Subproblem 2

Set the factor '(19 + -1x)' equal to zero and attempt to solve: Simplifying 19 + -1x = 0 Solving 19 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-19' to each side of the equation. 19 + -19 + -1x = 0 + -19 Combine like terms: 19 + -19 = 0 0 + -1x = 0 + -19 -1x = 0 + -19 Combine like terms: 0 + -19 = -19 -1x = -19 Divide each side by '-1'. x = 19 Simplifying x = 19

Solution

x = {-8, 19}

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