(w)(w+1)=72

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Solution for (w)(w+1)=72 equation:


Simplifying
(w)(w + 1) = 72

Reorder the terms:
w(1 + w) = 72
(1 * w + w * w) = 72
(1w + w2) = 72

Solving
1w + w2 = 72

Solving for variable 'w'.

Reorder the terms:
-72 + 1w + w2 = 72 + -72

Combine like terms: 72 + -72 = 0
-72 + 1w + w2 = 0

Factor a trinomial.
(-9 + -1w)(8 + -1w) = 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 '(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 = {-9, 8}

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