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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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