228=(w+7)w

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Solution for 228=(w+7)w equation:


Simplifying
228 = (w + 7) * w

Reorder the terms:
228 = (7 + w) * w

Reorder the terms for easier multiplication:
228 = w(7 + w)
228 = (7 * w + w * w)
228 = (7w + w2)

Solving
228 = 7w + w2

Solving for variable 'w'.

Reorder the terms:
228 + -7w + -1w2 = 7w + -7w + w2 + -1w2

Combine like terms: 7w + -7w = 0
228 + -7w + -1w2 = 0 + w2 + -1w2
228 + -7w + -1w2 = w2 + -1w2

Combine like terms: w2 + -1w2 = 0
228 + -7w + -1w2 = 0

Factor a trinomial.
(12 + -1w)(19 + w) = 0

Subproblem 1

Set the factor '(12 + -1w)' equal to zero and attempt to solve: Simplifying 12 + -1w = 0 Solving 12 + -1w = 0 Move all terms containing w to the left, all other terms to the right. Add '-12' to each side of the equation. 12 + -12 + -1w = 0 + -12 Combine like terms: 12 + -12 = 0 0 + -1w = 0 + -12 -1w = 0 + -12 Combine like terms: 0 + -12 = -12 -1w = -12 Divide each side by '-1'. w = 12 Simplifying w = 12

Subproblem 2

Set the factor '(19 + w)' equal to zero and attempt to solve: Simplifying 19 + w = 0 Solving 19 + w = 0 Move all terms containing w to the left, all other terms to the right. Add '-19' to each side of the equation. 19 + -19 + w = 0 + -19 Combine like terms: 19 + -19 = 0 0 + w = 0 + -19 w = 0 + -19 Combine like terms: 0 + -19 = -19 w = -19 Simplifying w = -19

Solution

w = {12, -19}

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