y = 2x + 1/ x + 1
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note: in future, please use grouping symbols for the sake of clarity. like so ... y = (2x + 1)/(x + 1) y(x + 1) = 2x + 1 yx + y = 2x + 1 yx - 2x = 1 - y x(y - 2) = 1 - y x = (1 - y)/(y - 2)
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