9s^2+42s=-49

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Solution for 9s^2+42s=-49 equation:


Simplifying
9s2 + 42s = -49

Reorder the terms:
42s + 9s2 = -49

Solving
42s + 9s2 = -49

Solving for variable 's'.

Reorder the terms:
49 + 42s + 9s2 = -49 + 49

Combine like terms: -49 + 49 = 0
49 + 42s + 9s2 = 0

Factor a trinomial.
(7 + 3s)(7 + 3s) = 0

Subproblem 1

Set the factor '(7 + 3s)' equal to zero and attempt to solve: Simplifying 7 + 3s = 0 Solving 7 + 3s = 0 Move all terms containing s to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + 3s = 0 + -7 Combine like terms: 7 + -7 = 0 0 + 3s = 0 + -7 3s = 0 + -7 Combine like terms: 0 + -7 = -7 3s = -7 Divide each side by '3'. s = -2.333333333 Simplifying s = -2.333333333

Subproblem 2

Set the factor '(7 + 3s)' equal to zero and attempt to solve: Simplifying 7 + 3s = 0 Solving 7 + 3s = 0 Move all terms containing s to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + 3s = 0 + -7 Combine like terms: 7 + -7 = 0 0 + 3s = 0 + -7 3s = 0 + -7 Combine like terms: 0 + -7 = -7 3s = -7 Divide each side by '3'. s = -2.333333333 Simplifying s = -2.333333333

Solution

s = {-2.333333333, -2.333333333}

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