(x+12)(x+8)=0

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Solution for (x+12)(x+8)=0 equation:


Simplifying
(x + 12)(x + 8) = 0

Reorder the terms:
(12 + x)(x + 8) = 0

Reorder the terms:
(12 + x)(8 + x) = 0

Multiply (12 + x) * (8 + x)
(12(8 + x) + x(8 + x)) = 0
((8 * 12 + x * 12) + x(8 + x)) = 0
((96 + 12x) + x(8 + x)) = 0
(96 + 12x + (8 * x + x * x)) = 0
(96 + 12x + (8x + x2)) = 0

Combine like terms: 12x + 8x = 20x
(96 + 20x + x2) = 0

Solving
96 + 20x + x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(12 + x)(8 + x) = 0

Subproblem 1

Set the factor '(12 + x)' equal to zero and attempt to solve: Simplifying 12 + x = 0 Solving 12 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-12' to each side of the equation. 12 + -12 + x = 0 + -12 Combine like terms: 12 + -12 = 0 0 + x = 0 + -12 x = 0 + -12 Combine like terms: 0 + -12 = -12 x = -12 Simplifying x = -12

Subproblem 2

Set the factor '(8 + x)' equal to zero and attempt to solve: Simplifying 8 + x = 0 Solving 8 + x = 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 + x = 0 + -8 Combine like terms: 8 + -8 = 0 0 + x = 0 + -8 x = 0 + -8 Combine like terms: 0 + -8 = -8 x = -8 Simplifying x = -8

Solution

x = {-12, -8}

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