w^2+8w=65

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Solution for w^2+8w=65 equation:


Simplifying
w2 + 8w = 65

Reorder the terms:
8w + w2 = 65

Solving
8w + w2 = 65

Solving for variable 'w'.

Reorder the terms:
-65 + 8w + w2 = 65 + -65

Combine like terms: 65 + -65 = 0
-65 + 8w + w2 = 0

Factor a trinomial.
(-13 + -1w)(5 + -1w) = 0

Subproblem 1

Set the factor '(-13 + -1w)' equal to zero and attempt to solve: Simplifying -13 + -1w = 0 Solving -13 + -1w = 0 Move all terms containing w to the left, all other terms to the right. Add '13' to each side of the equation. -13 + 13 + -1w = 0 + 13 Combine like terms: -13 + 13 = 0 0 + -1w = 0 + 13 -1w = 0 + 13 Combine like terms: 0 + 13 = 13 -1w = 13 Divide each side by '-1'. w = -13 Simplifying w = -13

Subproblem 2

Set the factor '(5 + -1w)' equal to zero and attempt to solve: Simplifying 5 + -1w = 0 Solving 5 + -1w = 0 Move all terms containing w to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -1w = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -1w = 0 + -5 -1w = 0 + -5 Combine like terms: 0 + -5 = -5 -1w = -5 Divide each side by '-1'. w = 5 Simplifying w = 5

Solution

w = {-13, 5}

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