144=(7+W)*W

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Solution for 144=(7+W)*W equation:


Simplifying
144 = (7 + W) * W

Reorder the terms for easier multiplication:
144 = W(7 + W)
144 = (7 * W + W * W)
144 = (7W + W2)

Solving
144 = 7W + W2

Solving for variable 'W'.

Reorder the terms:
144 + -7W + -1W2 = 7W + -7W + W2 + -1W2

Combine like terms: 7W + -7W = 0
144 + -7W + -1W2 = 0 + W2 + -1W2
144 + -7W + -1W2 = W2 + -1W2

Combine like terms: W2 + -1W2 = 0
144 + -7W + -1W2 = 0

Factor a trinomial.
(9 + -1W)(16 + W) = 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 '(16 + W)' equal to zero and attempt to solve: Simplifying 16 + W = 0 Solving 16 + W = 0 Move all terms containing W to the left, all other terms to the right. Add '-16' to each side of the equation. 16 + -16 + W = 0 + -16 Combine like terms: 16 + -16 = 0 0 + W = 0 + -16 W = 0 + -16 Combine like terms: 0 + -16 = -16 W = -16 Simplifying W = -16

Solution

W = {9, -16}

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