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Simplifying -47 = 7 + 5u Solving -47 = 7 + 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. -47 + -5u = 7 + 5u + -5u Combine like terms: 5u + -5u = 0 -47 + -5u = 7 + 0 -47 + -5u = 7 Add '47' to each side of the equation. -47 + 47 + -5u = 7 + 47 Combine like terms: -47 + 47 = 0 0 + -5u = 7 + 47 -5u = 7 + 47 Combine like terms: 7 + 47 = 54 -5u = 54 Divide each side by '-5'. u = -10.8 Simplifying u = -10.8
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