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Simplifying 31x + 85 = 31x + 72 Reorder the terms: 85 + 31x = 31x + 72 Reorder the terms: 85 + 31x = 72 + 31x Add '-31x' to each side of the equation. 85 + 31x + -31x = 72 + 31x + -31x Combine like terms: 31x + -31x = 0 85 + 0 = 72 + 31x + -31x 85 = 72 + 31x + -31x Combine like terms: 31x + -31x = 0 85 = 72 + 0 85 = 72 Solving 85 = 72 Couldn't find a variable to solve for. This equation is invalid, the left and right sides are not equal, therefore there is no solution.
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