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Simplifying 88 + -1(-42) = 0 Multiply -1 * -42 88 + 42 = 0 Combine like terms: 88 + 42 = 130 130 = 0 Solving 130 = 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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