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Simplifying 2(21.3) + -21.1 = 0 Multiply 2 * 21.3 42.6 + -21.1 = 0 Combine like terms: 42.6 + -21.1 = 21.5 21.5 = 0 Solving 21.5 = 0 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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