(5w-4)w=57

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Solution for (5w-4)w=57 equation:


Simplifying
(5w + -4) * w = 57

Reorder the terms:
(-4 + 5w) * w = 57

Reorder the terms for easier multiplication:
w(-4 + 5w) = 57
(-4 * w + 5w * w) = 57
(-4w + 5w2) = 57

Solving
-4w + 5w2 = 57

Solving for variable 'w'.

Reorder the terms:
-57 + -4w + 5w2 = 57 + -57

Combine like terms: 57 + -57 = 0
-57 + -4w + 5w2 = 0

Factor a trinomial.
(-3 + -1w)(19 + -5w) = 0

Subproblem 1

Set the factor '(-3 + -1w)' equal to zero and attempt to solve: Simplifying -3 + -1w = 0 Solving -3 + -1w = 0 Move all terms containing w to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + -1w = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -1w = 0 + 3 -1w = 0 + 3 Combine like terms: 0 + 3 = 3 -1w = 3 Divide each side by '-1'. w = -3 Simplifying w = -3

Subproblem 2

Set the factor '(19 + -5w)' equal to zero and attempt to solve: Simplifying 19 + -5w = 0 Solving 19 + -5w = 0 Move all terms containing w to the left, all other terms to the right. Add '-19' to each side of the equation. 19 + -19 + -5w = 0 + -19 Combine like terms: 19 + -19 = 0 0 + -5w = 0 + -19 -5w = 0 + -19 Combine like terms: 0 + -19 = -19 -5w = -19 Divide each side by '-5'. w = 3.8 Simplifying w = 3.8

Solution

w = {-3, 3.8}

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