85=W(W+12)

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Solution for 85=W(W+12) equation:


Simplifying
85 = W(W + 12)

Reorder the terms:
85 = W(12 + W)
85 = (12 * W + W * W)
85 = (12W + W2)

Solving
85 = 12W + W2

Solving for variable 'W'.

Reorder the terms:
85 + -12W + -1W2 = 12W + -12W + W2 + -1W2

Combine like terms: 12W + -12W = 0
85 + -12W + -1W2 = 0 + W2 + -1W2
85 + -12W + -1W2 = W2 + -1W2

Combine like terms: W2 + -1W2 = 0
85 + -12W + -1W2 = 0

Factor a trinomial.
(5 + -1W)(17 + W) = 0

Subproblem 1

Set the factor '(5 + -1W)' equal to zero and attempt to solve: Simplifying 5 + -1W = 0 Solving 5 + -1W = 0 Move all terms containing W to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -1W = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -1W = 0 + -5 -1W = 0 + -5 Combine like terms: 0 + -5 = -5 -1W = -5 Divide each side by '-1'. W = 5 Simplifying W = 5

Subproblem 2

Set the factor '(17 + W)' equal to zero and attempt to solve: Simplifying 17 + W = 0 Solving 17 + W = 0 Move all terms containing W to the left, all other terms to the right. Add '-17' to each side of the equation. 17 + -17 + W = 0 + -17 Combine like terms: 17 + -17 = 0 0 + W = 0 + -17 W = 0 + -17 Combine like terms: 0 + -17 = -17 W = -17 Simplifying W = -17

Solution

W = {5, -17}

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