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Simplifying 0 = -9w2 + 30w + -25 Reorder the terms: 0 = -25 + 30w + -9w2 Solving 0 = -25 + 30w + -9w2 Solving for variable 'w'. Combine like terms: 0 + 25 = 25 25 + -30w + 9w2 = -25 + 30w + -9w2 + 25 + -30w + 9w2 Reorder the terms: 25 + -30w + 9w2 = -25 + 25 + 30w + -30w + -9w2 + 9w2 Combine like terms: -25 + 25 = 0 25 + -30w + 9w2 = 0 + 30w + -30w + -9w2 + 9w2 25 + -30w + 9w2 = 30w + -30w + -9w2 + 9w2 Combine like terms: 30w + -30w = 0 25 + -30w + 9w2 = 0 + -9w2 + 9w2 25 + -30w + 9w2 = -9w2 + 9w2 Combine like terms: -9w2 + 9w2 = 0 25 + -30w + 9w2 = 0 Factor a trinomial. (5 + -3w)(5 + -3w) = 0Subproblem 1
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 = 1.666666667Subproblem 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 = 1.666666667Solution
w = {1.666666667, 1.666666667}
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