x^2+16x+64=16

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Solution for x^2+16x+64=16 equation:


Simplifying
x2 + 16x + 64 = 16

Reorder the terms:
64 + 16x + x2 = 16

Solving
64 + 16x + x2 = 16

Solving for variable 'x'.

Reorder the terms:
64 + -16 + 16x + x2 = 16 + -16

Combine like terms: 64 + -16 = 48
48 + 16x + x2 = 16 + -16

Combine like terms: 16 + -16 = 0
48 + 16x + x2 = 0

Factor a trinomial.
(12 + x)(4 + 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 '(4 + x)' equal to zero and attempt to solve: Simplifying 4 + x = 0 Solving 4 + x = 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 + x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + x = 0 + -4 x = 0 + -4 Combine like terms: 0 + -4 = -4 x = -4 Simplifying x = -4

Solution

x = {-12, -4}

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