w(w+3)=378

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Solution for w(w+3)=378 equation:


Simplifying
w(w + 3) = 378

Reorder the terms:
w(3 + w) = 378
(3 * w + w * w) = 378
(3w + w2) = 378

Solving
3w + w2 = 378

Solving for variable 'w'.

Reorder the terms:
-378 + 3w + w2 = 378 + -378

Combine like terms: 378 + -378 = 0
-378 + 3w + w2 = 0

Factor a trinomial.
(-21 + -1w)(18 + -1w) = 0

Subproblem 1

Set the factor '(-21 + -1w)' equal to zero and attempt to solve: Simplifying -21 + -1w = 0 Solving -21 + -1w = 0 Move all terms containing w to the left, all other terms to the right. Add '21' to each side of the equation. -21 + 21 + -1w = 0 + 21 Combine like terms: -21 + 21 = 0 0 + -1w = 0 + 21 -1w = 0 + 21 Combine like terms: 0 + 21 = 21 -1w = 21 Divide each side by '-1'. w = -21 Simplifying w = -21

Subproblem 2

Set the factor '(18 + -1w)' equal to zero and attempt to solve: Simplifying 18 + -1w = 0 Solving 18 + -1w = 0 Move all terms containing w to the left, all other terms to the right. Add '-18' to each side of the equation. 18 + -18 + -1w = 0 + -18 Combine like terms: 18 + -18 = 0 0 + -1w = 0 + -18 -1w = 0 + -18 Combine like terms: 0 + -18 = -18 -1w = -18 Divide each side by '-1'. w = 18 Simplifying w = 18

Solution

w = {-21, 18}

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