x(x+8)=16(x-1)

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Solution for x(x+8)=16(x-1) equation:


Simplifying
x(x + 8) = 16(x + -1)

Reorder the terms:
x(8 + x) = 16(x + -1)
(8 * x + x * x) = 16(x + -1)
(8x + x2) = 16(x + -1)

Reorder the terms:
8x + x2 = 16(-1 + x)
8x + x2 = (-1 * 16 + x * 16)
8x + x2 = (-16 + 16x)

Solving
8x + x2 = -16 + 16x

Solving for variable 'x'.

Reorder the terms:
16 + 8x + -16x + x2 = -16 + 16x + 16 + -16x

Combine like terms: 8x + -16x = -8x
16 + -8x + x2 = -16 + 16x + 16 + -16x

Reorder the terms:
16 + -8x + x2 = -16 + 16 + 16x + -16x

Combine like terms: -16 + 16 = 0
16 + -8x + x2 = 0 + 16x + -16x
16 + -8x + x2 = 16x + -16x

Combine like terms: 16x + -16x = 0
16 + -8x + x2 = 0

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

Subproblem 1

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

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 = {4, 4}

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