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Simplifying 2 + 8r = 8r + 7 Reorder the terms: 2 + 8r = 7 + 8r Add '-8r' to each side of the equation. 2 + 8r + -8r = 7 + 8r + -8r Combine like terms: 8r + -8r = 0 2 + 0 = 7 + 8r + -8r 2 = 7 + 8r + -8r Combine like terms: 8r + -8r = 0 2 = 7 + 0 2 = 7 Solving 2 = 7 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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