(x^2-4)(x+8)=(x^2-16)

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Solution for (x^2-4)(x+8)=(x^2-16) equation:


Simplifying
(x2 + -4)(x + 8) = (x2 + -16)

Reorder the terms:
(-4 + x2)(x + 8) = (x2 + -16)

Reorder the terms:
(-4 + x2)(8 + x) = (x2 + -16)

Multiply (-4 + x2) * (8 + x)
(-4(8 + x) + x2(8 + x)) = (x2 + -16)
((8 * -4 + x * -4) + x2(8 + x)) = (x2 + -16)
((-32 + -4x) + x2(8 + x)) = (x2 + -16)
(-32 + -4x + (8 * x2 + x * x2)) = (x2 + -16)
(-32 + -4x + (8x2 + x3)) = (x2 + -16)
(-32 + -4x + 8x2 + x3) = (x2 + -16)

Reorder the terms:
-32 + -4x + 8x2 + x3 = (-16 + x2)

Remove parenthesis around (-16 + x2)
-32 + -4x + 8x2 + x3 = -16 + x2

Solving
-32 + -4x + 8x2 + x3 = -16 + x2

Solving for variable 'x'.

Reorder the terms:
-32 + 16 + -4x + 8x2 + -1x2 + x3 = -16 + x2 + 16 + -1x2

Combine like terms: -32 + 16 = -16
-16 + -4x + 8x2 + -1x2 + x3 = -16 + x2 + 16 + -1x2

Combine like terms: 8x2 + -1x2 = 7x2
-16 + -4x + 7x2 + x3 = -16 + x2 + 16 + -1x2

Reorder the terms:
-16 + -4x + 7x2 + x3 = -16 + 16 + x2 + -1x2

Combine like terms: -16 + 16 = 0
-16 + -4x + 7x2 + x3 = 0 + x2 + -1x2
-16 + -4x + 7x2 + x3 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
-16 + -4x + 7x2 + x3 = 0

The solution to this equation could not be determined.

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