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Simplifying (-8) + (7) = 0 -8 + (7) = 0 -8 + 7 = 0 Combine like terms: -8 + 7 = -1 -1 = 0 Solving -1 = 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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