7u^2+20u=0

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Solution for 7u^2+20u=0 equation:


Simplifying
7u2 + 20u = 0

Reorder the terms:
20u + 7u2 = 0

Solving
20u + 7u2 = 0

Solving for variable 'u'.

Factor out the Greatest Common Factor (GCF), 'u'.
u(20 + 7u) = 0

Subproblem 1

Set the factor 'u' equal to zero and attempt to solve: Simplifying u = 0 Solving u = 0 Move all terms containing u to the left, all other terms to the right. Simplifying u = 0

Subproblem 2

Set the factor '(20 + 7u)' equal to zero and attempt to solve: Simplifying 20 + 7u = 0 Solving 20 + 7u = 0 Move all terms containing u to the left, all other terms to the right. Add '-20' to each side of the equation. 20 + -20 + 7u = 0 + -20 Combine like terms: 20 + -20 = 0 0 + 7u = 0 + -20 7u = 0 + -20 Combine like terms: 0 + -20 = -20 7u = -20 Divide each side by '7'. u = -2.857142857 Simplifying u = -2.857142857

Solution

u = {0, -2.857142857}

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