117=2w^2-5w

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Solution for 117=2w^2-5w equation:


Simplifying
117 = 2w2 + -5w

Reorder the terms:
117 = -5w + 2w2

Solving
117 = -5w + 2w2

Solving for variable 'w'.

Reorder the terms:
117 + 5w + -2w2 = -5w + 5w + 2w2 + -2w2

Combine like terms: -5w + 5w = 0
117 + 5w + -2w2 = 0 + 2w2 + -2w2
117 + 5w + -2w2 = 2w2 + -2w2

Combine like terms: 2w2 + -2w2 = 0
117 + 5w + -2w2 = 0

Factor a trinomial.
(9 + -1w)(13 + 2w) = 0

Subproblem 1

Set the factor '(9 + -1w)' equal to zero and attempt to solve: Simplifying 9 + -1w = 0 Solving 9 + -1w = 0 Move all terms containing w to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -1w = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -1w = 0 + -9 -1w = 0 + -9 Combine like terms: 0 + -9 = -9 -1w = -9 Divide each side by '-1'. w = 9 Simplifying w = 9

Subproblem 2

Set the factor '(13 + 2w)' equal to zero and attempt to solve: Simplifying 13 + 2w = 0 Solving 13 + 2w = 0 Move all terms containing w to the left, all other terms to the right. Add '-13' to each side of the equation. 13 + -13 + 2w = 0 + -13 Combine like terms: 13 + -13 = 0 0 + 2w = 0 + -13 2w = 0 + -13 Combine like terms: 0 + -13 = -13 2w = -13 Divide each side by '2'. w = -6.5 Simplifying w = -6.5

Solution

w = {9, -6.5}

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