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Simplifying 7w2 + 18w + 8 = 0 Reorder the terms: 8 + 18w + 7w2 = 0 Solving 8 + 18w + 7w2 = 0 Solving for variable 'w'. Factor a trinomial. (2 + w)(4 + 7w) = 0Subproblem 1
Set the factor '(2 + w)' equal to zero and attempt to solve: Simplifying 2 + w = 0 Solving 2 + w = 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 + w = 0 + -2 Combine like terms: 2 + -2 = 0 0 + w = 0 + -2 w = 0 + -2 Combine like terms: 0 + -2 = -2 w = -2 Simplifying w = -2Subproblem 2
Set the factor '(4 + 7w)' equal to zero and attempt to solve: Simplifying 4 + 7w = 0 Solving 4 + 7w = 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 + 7w = 0 + -4 Combine like terms: 4 + -4 = 0 0 + 7w = 0 + -4 7w = 0 + -4 Combine like terms: 0 + -4 = -4 7w = -4 Divide each side by '7'. w = -0.5714285714 Simplifying w = -0.5714285714Solution
w = {-2, -0.5714285714}
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