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Simplifying 81.6714 = 624.546 * 2 + k Multiply 624.546 * 2 81.6714 = 1249.092 + k Solving 81.6714 = 1249.092 + k Solving for variable 'k'. Move all terms containing k to the left, all other terms to the right. Add '-1k' to each side of the equation. 81.6714 + -1k = 1249.092 + k + -1k Combine like terms: k + -1k = 0 81.6714 + -1k = 1249.092 + 0 81.6714 + -1k = 1249.092 Add '-81.6714' to each side of the equation. 81.6714 + -81.6714 + -1k = 1249.092 + -81.6714 Combine like terms: 81.6714 + -81.6714 = 0.0000 0.0000 + -1k = 1249.092 + -81.6714 -1k = 1249.092 + -81.6714 Combine like terms: 1249.092 + -81.6714 = 1167.4206 -1k = 1167.4206 Divide each side by '-1'. k = -1167.4206 Simplifying k = -1167.4206
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