(5x+4)(x-4)=o

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Solution for (5x+4)(x-4)=o equation: 


Simplifying
(5x + 4)(x + -4) = o

Reorder the terms:
(4 + 5x)(x + -4) = o

Reorder the terms:
(4 + 5x)(-4 + x) = o

Multiply (4 + 5x) * (-4 + x)
(4(-4 + x) + 5x * (-4 + x)) = o
((-4 * 4 + x * 4) + 5x * (-4 + x)) = o
((-16 + 4x) + 5x * (-4 + x)) = o
(-16 + 4x + (-4 * 5x + x * 5x)) = o
(-16 + 4x + (-20x + 5x2)) = o

Combine like terms: 4x + -20x = -16x
(-16 + -16x + 5x2) = o

Solving
-16 + -16x + 5x2 = o

Solving for variable 'x'.

Reorder the terms:
-16 + -1o + -16x + 5x2 = o + -1o

Combine like terms: o + -1o = 0
-16 + -1o + -16x + 5x2 = 0

The solution to this equation could not be determined.

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