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Simplifying 20w2 + 100 + 40 = 0 Reorder the terms: 100 + 40 + 20w2 = 0 Combine like terms: 100 + 40 = 140 140 + 20w2 = 0 Solving 140 + 20w2 = 0 Solving for variable 'w'. Move all terms containing w to the left, all other terms to the right. Add '-140' to each side of the equation. 140 + -140 + 20w2 = 0 + -140 Combine like terms: 140 + -140 = 0 0 + 20w2 = 0 + -140 20w2 = 0 + -140 Combine like terms: 0 + -140 = -140 20w2 = -140 Divide each side by '20'. w2 = -7 Simplifying w2 = -7 Reorder the terms: 7 + w2 = -7 + 7 Combine like terms: -7 + 7 = 0 7 + w2 = 0 The solution to this equation could not be determined.
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