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Simplifying -1 = -2u Solving -1 = -2u Solving for variable 'u'. Move all terms containing u to the left, all other terms to the right. Add '2u' to each side of the equation. -1 + 2u = -2u + 2u Combine like terms: -2u + 2u = 0 -1 + 2u = 0 Add '1' to each side of the equation. -1 + 1 + 2u = 0 + 1 Combine like terms: -1 + 1 = 0 0 + 2u = 0 + 1 2u = 0 + 1 Combine like terms: 0 + 1 = 1 2u = 1 Divide each side by '2'. u = 0.5 Simplifying u = 0.5
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