(x+5)(x-4)=-14

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Solution for (x+5)(x-4)=-14 equation:


Simplifying
(x + 5)(x + -4) = -14

Reorder the terms:
(5 + x)(x + -4) = -14

Reorder the terms:
(5 + x)(-4 + x) = -14

Multiply (5 + x) * (-4 + x)
(5(-4 + x) + x(-4 + x)) = -14
((-4 * 5 + x * 5) + x(-4 + x)) = -14
((-20 + 5x) + x(-4 + x)) = -14
(-20 + 5x + (-4 * x + x * x)) = -14
(-20 + 5x + (-4x + x2)) = -14

Combine like terms: 5x + -4x = 1x
(-20 + 1x + x2) = -14

Solving
-20 + 1x + x2 = -14

Solving for variable 'x'.

Reorder the terms:
-20 + 14 + 1x + x2 = -14 + 14

Combine like terms: -20 + 14 = -6
-6 + 1x + x2 = -14 + 14

Combine like terms: -14 + 14 = 0
-6 + 1x + x2 = 0

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

Subproblem 1

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

Subproblem 2

Set the factor '(2 + -1x)' equal to zero and attempt to solve: Simplifying 2 + -1x = 0 Solving 2 + -1x = 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 + -1x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1x = 0 + -2 -1x = 0 + -2 Combine like terms: 0 + -2 = -2 -1x = -2 Divide each side by '-1'. x = 2 Simplifying x = 2

Solution

x = {-3, 2}

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