(8+x)(4+x)=96

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Solution for (8+x)(4+x)=96 equation:


Simplifying
(8 + x)(4 + x) = 96

Multiply (8 + x) * (4 + x)
(8(4 + x) + x(4 + x)) = 96
((4 * 8 + x * 8) + x(4 + x)) = 96
((32 + 8x) + x(4 + x)) = 96
(32 + 8x + (4 * x + x * x)) = 96
(32 + 8x + (4x + x2)) = 96

Combine like terms: 8x + 4x = 12x
(32 + 12x + x2) = 96

Solving
32 + 12x + x2 = 96

Solving for variable 'x'.

Reorder the terms:
32 + -96 + 12x + x2 = 96 + -96

Combine like terms: 32 + -96 = -64
-64 + 12x + x2 = 96 + -96

Combine like terms: 96 + -96 = 0
-64 + 12x + x2 = 0

Factor a trinomial.
(-16 + -1x)(4 + -1x) = 0

Subproblem 1

Set the factor '(-16 + -1x)' equal to zero and attempt to solve: Simplifying -16 + -1x = 0 Solving -16 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '16' to each side of the equation. -16 + 16 + -1x = 0 + 16 Combine like terms: -16 + 16 = 0 0 + -1x = 0 + 16 -1x = 0 + 16 Combine like terms: 0 + 16 = 16 -1x = 16 Divide each side by '-1'. x = -16 Simplifying x = -16

Subproblem 2

Set the factor '(4 + -1x)' equal to zero and attempt to solve: Simplifying 4 + -1x = 0 Solving 4 + -1x = 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 + -1x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1x = 0 + -4 -1x = 0 + -4 Combine like terms: 0 + -4 = -4 -1x = -4 Divide each side by '-1'. x = 4 Simplifying x = 4

Solution

x = {-16, 4}

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