(x^2+5x-4)(x+8)=

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Solution for (x^2+5x-4)(x+8)= equation: 


Simplifying
(x2 + 5x + -4)(x + 8) = 0

Reorder the terms:
(-4 + 5x + x2)(x + 8) = 0

Reorder the terms:
(-4 + 5x + x2)(8 + x) = 0

Multiply (-4 + 5x + x2) * (8 + x)
(-4(8 + x) + 5x * (8 + x) + x2(8 + x)) = 0
((8 * -4 + x * -4) + 5x * (8 + x) + x2(8 + x)) = 0
((-32 + -4x) + 5x * (8 + x) + x2(8 + x)) = 0
(-32 + -4x + (8 * 5x + x * 5x) + x2(8 + x)) = 0
(-32 + -4x + (40x + 5x2) + x2(8 + x)) = 0
(-32 + -4x + 40x + 5x2 + (8 * x2 + x * x2)) = 0
(-32 + -4x + 40x + 5x2 + (8x2 + x3)) = 0

Combine like terms: -4x + 40x = 36x
(-32 + 36x + 5x2 + 8x2 + x3) = 0

Combine like terms: 5x2 + 8x2 = 13x2
(-32 + 36x + 13x2 + x3) = 0

Solving
-32 + 36x + 13x2 + x3 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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