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Simplifying 20n = 20n + -48 Reorder the terms: 20n = -48 + 20n Add '-20n' to each side of the equation. 20n + -20n = -48 + 20n + -20n Combine like terms: 20n + -20n = 0 0 = -48 + 20n + -20n Combine like terms: 20n + -20n = 0 0 = -48 + 0 0 = -48 Solving 0 = -48 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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