(5u+8)(5+u)=0

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Solution for (5u+8)(5+u)=0 equation:


Simplifying
(5u + 8)(5 + u) = 0

Reorder the terms:
(8 + 5u)(5 + u) = 0

Multiply (8 + 5u) * (5 + u)
(8(5 + u) + 5u * (5 + u)) = 0
((5 * 8 + u * 8) + 5u * (5 + u)) = 0
((40 + 8u) + 5u * (5 + u)) = 0
(40 + 8u + (5 * 5u + u * 5u)) = 0
(40 + 8u + (25u + 5u2)) = 0

Combine like terms: 8u + 25u = 33u
(40 + 33u + 5u2) = 0

Solving
40 + 33u + 5u2 = 0

Solving for variable 'u'.

Factor a trinomial.
(5 + u)(8 + 5u) = 0

Subproblem 1

Set the factor '(5 + u)' equal to zero and attempt to solve: Simplifying 5 + u = 0 Solving 5 + u = 0 Move all terms containing u to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + u = 0 + -5 Combine like terms: 5 + -5 = 0 0 + u = 0 + -5 u = 0 + -5 Combine like terms: 0 + -5 = -5 u = -5 Simplifying u = -5

Subproblem 2

Set the factor '(8 + 5u)' equal to zero and attempt to solve: Simplifying 8 + 5u = 0 Solving 8 + 5u = 0 Move all terms containing u to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + 5u = 0 + -8 Combine like terms: 8 + -8 = 0 0 + 5u = 0 + -8 5u = 0 + -8 Combine like terms: 0 + -8 = -8 5u = -8 Divide each side by '5'. u = -1.6 Simplifying u = -1.6

Solution

u = {-5, -1.6}

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