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Simplifying 42 * 9 + 4 = 0 Multiply 42 * 9 378 + 4 = 0 Combine like terms: 378 + 4 = 382 382 = 0 Solving 382 = 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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