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Simplifying (3)(7) + -9 = (5)(7) + -27 Multiply 3 * 7 21 + -9 = (5)(7) + -27 Combine like terms: 21 + -9 = 12 12 = (5)(7) + -27 Multiply 5 * 7 12 = 35 + -27 Combine like terms: 35 + -27 = 8 12 = 8 Solving 12 = 8 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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