-8u-5=3u^2

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Solution for -8u-5=3u^2 equation:


Simplifying
-8u + -5 = 3u2

Reorder the terms:
-5 + -8u = 3u2

Solving
-5 + -8u = 3u2

Solving for variable 'u'.

Combine like terms: 3u2 + -3u2 = 0
-5 + -8u + -3u2 = 0

Factor out the Greatest Common Factor (GCF), '-1'.
-1(5 + 8u + 3u2) = 0

Factor a trinomial.
-1((5 + 3u)(1 + u)) = 0

Ignore the factor -1.

Subproblem 1

Set the factor '(5 + 3u)' equal to zero and attempt to solve: Simplifying 5 + 3u = 0 Solving 5 + 3u = 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 + 3u = 0 + -5 Combine like terms: 5 + -5 = 0 0 + 3u = 0 + -5 3u = 0 + -5 Combine like terms: 0 + -5 = -5 3u = -5 Divide each side by '3'. u = -1.666666667 Simplifying u = -1.666666667

Subproblem 2

Set the factor '(1 + u)' equal to zero and attempt to solve: Simplifying 1 + u = 0 Solving 1 + u = 0 Move all terms containing u to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + u = 0 + -1 Combine like terms: 1 + -1 = 0 0 + u = 0 + -1 u = 0 + -1 Combine like terms: 0 + -1 = -1 u = -1 Simplifying u = -1

Solution

u = {-1.666666667, -1}

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