47w-w^2=90

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Solution for 47w-w^2=90 equation:


Simplifying
47w + -1w2 = 90

Solving
47w + -1w2 = 90

Solving for variable 'w'.

Reorder the terms:
-90 + 47w + -1w2 = 90 + -90

Combine like terms: 90 + -90 = 0
-90 + 47w + -1w2 = 0

Factor a trinomial.
(-45 + w)(2 + -1w) = 0

Subproblem 1

Set the factor '(-45 + w)' equal to zero and attempt to solve: Simplifying -45 + w = 0 Solving -45 + w = 0 Move all terms containing w to the left, all other terms to the right. Add '45' to each side of the equation. -45 + 45 + w = 0 + 45 Combine like terms: -45 + 45 = 0 0 + w = 0 + 45 w = 0 + 45 Combine like terms: 0 + 45 = 45 w = 45 Simplifying w = 45

Subproblem 2

Set the factor '(2 + -1w)' equal to zero and attempt to solve: Simplifying 2 + -1w = 0 Solving 2 + -1w = 0 Move all terms containing w to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1w = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1w = 0 + -2 -1w = 0 + -2 Combine like terms: 0 + -2 = -2 -1w = -2 Divide each side by '-1'. w = 2 Simplifying w = 2

Solution

w = {45, 2}

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