Question 419555
"Simplify the rational expression.
(81x + 18) / (18x - 9)"


81x + 18
---------
18x - 9


9(9x + 2)
--------- {factored 9 out of top and bottom}
9(2x - 1)


9x + 2
------ {cancelled 9 on top and bottom}
2x - 1
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