9w^2-3w=20

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Solution for 9w^2-3w=20 equation:


Simplifying
9w2 + -3w = 20

Reorder the terms:
-3w + 9w2 = 20

Solving
-3w + 9w2 = 20

Solving for variable 'w'.

Reorder the terms:
-20 + -3w + 9w2 = 20 + -20

Combine like terms: 20 + -20 = 0
-20 + -3w + 9w2 = 0

Factor a trinomial.
(-4 + -3w)(5 + -3w) = 0

Subproblem 1

Set the factor '(-4 + -3w)' equal to zero and attempt to solve: Simplifying -4 + -3w = 0 Solving -4 + -3w = 0 Move all terms containing w to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + -3w = 0 + 4 Combine like terms: -4 + 4 = 0 0 + -3w = 0 + 4 -3w = 0 + 4 Combine like terms: 0 + 4 = 4 -3w = 4 Divide each side by '-3'. w = -1.333333333 Simplifying w = -1.333333333

Subproblem 2

Set the factor '(5 + -3w)' equal to zero and attempt to solve: Simplifying 5 + -3w = 0 Solving 5 + -3w = 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 + -3w = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -3w = 0 + -5 -3w = 0 + -5 Combine like terms: 0 + -5 = -5 -3w = -5 Divide each side by '-3'. w = 1.666666667 Simplifying w = 1.666666667

Solution

w = {-1.333333333, 1.666666667}

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