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Simplifying 3(9) + 7(-3) = 0 Multiply 3 * 9 27 + 7(-3) = 0 Multiply 7 * -3 27 + -21 = 0 Combine like terms: 27 + -21 = 6 6 = 0 Solving 6 = 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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