9s(7s+7)+s(3s+6)=

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Solution for 9s(7s+7)+s(3s+6)= equation:


Simplifying
9s(7s + 7) + s(3s + 6) = 0

Reorder the terms:
9s(7 + 7s) + s(3s + 6) = 0
(7 * 9s + 7s * 9s) + s(3s + 6) = 0
(63s + 63s2) + s(3s + 6) = 0

Reorder the terms:
63s + 63s2 + s(6 + 3s) = 0
63s + 63s2 + (6 * s + 3s * s) = 0
63s + 63s2 + (6s + 3s2) = 0

Reorder the terms:
63s + 6s + 63s2 + 3s2 = 0

Combine like terms: 63s + 6s = 69s
69s + 63s2 + 3s2 = 0

Combine like terms: 63s2 + 3s2 = 66s2
69s + 66s2 = 0

Solving
69s + 66s2 = 0

Solving for variable 's'.

Factor out the Greatest Common Factor (GCF), '3s'.
3s(23 + 22s) = 0

Ignore the factor 3.

Subproblem 1

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

Subproblem 2

Set the factor '(23 + 22s)' equal to zero and attempt to solve: Simplifying 23 + 22s = 0 Solving 23 + 22s = 0 Move all terms containing s to the left, all other terms to the right. Add '-23' to each side of the equation. 23 + -23 + 22s = 0 + -23 Combine like terms: 23 + -23 = 0 0 + 22s = 0 + -23 22s = 0 + -23 Combine like terms: 0 + -23 = -23 22s = -23 Divide each side by '22'. s = -1.045454545 Simplifying s = -1.045454545

Solution

s = {0, -1.045454545}

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