7u=5u^2-6

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Solution for 7u=5u^2-6 equation:


Simplifying
7u = 5u2 + -6

Reorder the terms:
7u = -6 + 5u2

Solving
7u = -6 + 5u2

Solving for variable 'u'.

Reorder the terms:
6 + 7u + -5u2 = -6 + 5u2 + 6 + -5u2

Reorder the terms:
6 + 7u + -5u2 = -6 + 6 + 5u2 + -5u2

Combine like terms: -6 + 6 = 0
6 + 7u + -5u2 = 0 + 5u2 + -5u2
6 + 7u + -5u2 = 5u2 + -5u2

Combine like terms: 5u2 + -5u2 = 0
6 + 7u + -5u2 = 0

Factor a trinomial.
(2 + -1u)(3 + 5u) = 0

Subproblem 1

Set the factor '(2 + -1u)' equal to zero and attempt to solve: Simplifying 2 + -1u = 0 Solving 2 + -1u = 0 Move all terms containing u to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1u = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1u = 0 + -2 -1u = 0 + -2 Combine like terms: 0 + -2 = -2 -1u = -2 Divide each side by '-1'. u = 2 Simplifying u = 2

Subproblem 2

Set the factor '(3 + 5u)' equal to zero and attempt to solve: Simplifying 3 + 5u = 0 Solving 3 + 5u = 0 Move all terms containing u to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + 5u = 0 + -3 Combine like terms: 3 + -3 = 0 0 + 5u = 0 + -3 5u = 0 + -3 Combine like terms: 0 + -3 = -3 5u = -3 Divide each side by '5'. u = -0.6 Simplifying u = -0.6

Solution

u = {2, -0.6}

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