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Simplifying 4n = 4 + 4n Add '-4n' to each side of the equation. 4n + -4n = 4 + 4n + -4n Combine like terms: 4n + -4n = 0 0 = 4 + 4n + -4n Combine like terms: 4n + -4n = 0 0 = 4 + 0 0 = 4 Solving 0 = 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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