0=w^2+5w-300

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Solution for 0=w^2+5w-300 equation:


Simplifying
0 = w2 + 5w + -300

Reorder the terms:
0 = -300 + 5w + w2

Solving
0 = -300 + 5w + w2

Solving for variable 'w'.

Combine like terms: 0 + 300 = 300
300 + -5w + -1w2 = -300 + 5w + w2 + 300 + -5w + -1w2

Reorder the terms:
300 + -5w + -1w2 = -300 + 300 + 5w + -5w + w2 + -1w2

Combine like terms: -300 + 300 = 0
300 + -5w + -1w2 = 0 + 5w + -5w + w2 + -1w2
300 + -5w + -1w2 = 5w + -5w + w2 + -1w2

Combine like terms: 5w + -5w = 0
300 + -5w + -1w2 = 0 + w2 + -1w2
300 + -5w + -1w2 = w2 + -1w2

Combine like terms: w2 + -1w2 = 0
300 + -5w + -1w2 = 0

Factor a trinomial.
(15 + -1w)(20 + w) = 0

Subproblem 1

Set the factor '(15 + -1w)' equal to zero and attempt to solve: Simplifying 15 + -1w = 0 Solving 15 + -1w = 0 Move all terms containing w to the left, all other terms to the right. Add '-15' to each side of the equation. 15 + -15 + -1w = 0 + -15 Combine like terms: 15 + -15 = 0 0 + -1w = 0 + -15 -1w = 0 + -15 Combine like terms: 0 + -15 = -15 -1w = -15 Divide each side by '-1'. w = 15 Simplifying w = 15

Subproblem 2

Set the factor '(20 + w)' equal to zero and attempt to solve: Simplifying 20 + w = 0 Solving 20 + w = 0 Move all terms containing w to the left, all other terms to the right. Add '-20' to each side of the equation. 20 + -20 + w = 0 + -20 Combine like terms: 20 + -20 = 0 0 + w = 0 + -20 w = 0 + -20 Combine like terms: 0 + -20 = -20 w = -20 Simplifying w = -20

Solution

w = {15, -20}

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