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Simplifying 8 + 7u = 5u Solving 8 + 7u = 5u Solving for variable 'u'. Move all terms containing u to the left, all other terms to the right. Add '-5u' to each side of the equation. 8 + 7u + -5u = 5u + -5u Combine like terms: 7u + -5u = 2u 8 + 2u = 5u + -5u Combine like terms: 5u + -5u = 0 8 + 2u = 0 Add '-8' to each side of the equation. 8 + -8 + 2u = 0 + -8 Combine like terms: 8 + -8 = 0 0 + 2u = 0 + -8 2u = 0 + -8 Combine like terms: 0 + -8 = -8 2u = -8 Divide each side by '2'. u = -4 Simplifying u = -4
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