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Simplifying 21u2 + 17u = 0 Reorder the terms: 17u + 21u2 = 0 Solving 17u + 21u2 = 0 Solving for variable 'u'. Factor out the Greatest Common Factor (GCF), 'u'. u(17 + 21u) = 0Subproblem 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 = 0Subproblem 2
Set the factor '(17 + 21u)' equal to zero and attempt to solve: Simplifying 17 + 21u = 0 Solving 17 + 21u = 0 Move all terms containing u to the left, all other terms to the right. Add '-17' to each side of the equation. 17 + -17 + 21u = 0 + -17 Combine like terms: 17 + -17 = 0 0 + 21u = 0 + -17 21u = 0 + -17 Combine like terms: 0 + -17 = -17 21u = -17 Divide each side by '21'. u = -0.8095238095 Simplifying u = -0.8095238095Solution
u = {0, -0.8095238095}
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