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Simplifying 8(5) + -3(-7) = 4 Multiply 8 * 5 40 + -3(-7) = 4 Multiply -3 * -7 40 + 21 = 4 Combine like terms: 40 + 21 = 61 61 = 4 Solving 61 = 4 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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