w(w+2)=80

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Solution for w(w+2)=80 equation:


Simplifying
w(w + 2) = 80

Reorder the terms:
w(2 + w) = 80
(2 * w + w * w) = 80
(2w + w2) = 80

Solving
2w + w2 = 80

Solving for variable 'w'.

Reorder the terms:
-80 + 2w + w2 = 80 + -80

Combine like terms: 80 + -80 = 0
-80 + 2w + w2 = 0

Factor a trinomial.
(-10 + -1w)(8 + -1w) = 0

Subproblem 1

Set the factor '(-10 + -1w)' equal to zero and attempt to solve: Simplifying -10 + -1w = 0 Solving -10 + -1w = 0 Move all terms containing w to the left, all other terms to the right. Add '10' to each side of the equation. -10 + 10 + -1w = 0 + 10 Combine like terms: -10 + 10 = 0 0 + -1w = 0 + 10 -1w = 0 + 10 Combine like terms: 0 + 10 = 10 -1w = 10 Divide each side by '-1'. w = -10 Simplifying w = -10

Subproblem 2

Set the factor '(8 + -1w)' equal to zero and attempt to solve: Simplifying 8 + -1w = 0 Solving 8 + -1w = 0 Move all terms containing w to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + -1w = 0 + -8 Combine like terms: 8 + -8 = 0 0 + -1w = 0 + -8 -1w = 0 + -8 Combine like terms: 0 + -8 = -8 -1w = -8 Divide each side by '-1'. w = 8 Simplifying w = 8

Solution

w = {-10, 8}

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