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Simplifying 21 + 2(80) = 450 Multiply 2 * 80 21 + 160 = 450 Combine like terms: 21 + 160 = 181 181 = 450 Solving 181 = 450 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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