(8u+40)(u^2-5u-14)=0

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Solution for (8u+40)(u^2-5u-14)=0 equation: 


Simplifying
(8u + 40)(u2 + -5u + -14) = 0

Reorder the terms:
(40 + 8u)(u2 + -5u + -14) = 0

Reorder the terms:
(40 + 8u)(-14 + -5u + u2) = 0

Multiply (40 + 8u) * (-14 + -5u + u2)
(40(-14 + -5u + u2) + 8u * (-14 + -5u + u2)) = 0
((-14 * 40 + -5u * 40 + u2 * 40) + 8u * (-14 + -5u + u2)) = 0
((-560 + -200u + 40u2) + 8u * (-14 + -5u + u2)) = 0
(-560 + -200u + 40u2 + (-14 * 8u + -5u * 8u + u2 * 8u)) = 0
(-560 + -200u + 40u2 + (-112u + -40u2 + 8u3)) = 0

Reorder the terms:
(-560 + -200u + -112u + 40u2 + -40u2 + 8u3) = 0

Combine like terms: -200u + -112u = -312u
(-560 + -312u + 40u2 + -40u2 + 8u3) = 0

Combine like terms: 40u2 + -40u2 = 0
(-560 + -312u + 0 + 8u3) = 0
(-560 + -312u + 8u3) = 0

Solving
-560 + -312u + 8u3 = 0

Solving for variable 'u'.

Factor out the Greatest Common Factor (GCF), '8'.
8(-70 + -39u + u3) = 0

Ignore the factor 8.

Subproblem 1
Set the factor '(-70 + -39u + u3)' equal to zero and attempt to solve:

Simplifying
-70 + -39u + u3 = 0

Solving
-70 + -39u + u3 = 0

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.

The solution to this equation could not be determined.

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