College Algebra
posted by BFG .
Add:
(6x)/(5z^(2))+(2y)/(xz)+(z)/(xy^(2))

put evefrything over a common denominator of 5x y^2 z^2 to get
(6x^2y^2 + 10y^3z + 5z^3) / 5xy^2z^2
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