SOLUTION: please help me i have 3 more problems like this one and i cant seem to figure out how to solve it. Please help me so that I am able to finish the rest of my homework. {{{2/5}}}-{{

Question 97042: please help me i have 3 more problems like this one and i cant seem to figure out how to solve it. Please help me so that I am able to finish the rest of my homework.
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Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
2/5 - y/(y-2)
You need a common denominator (lcm):
lcm = 5(y-2)
---------
Rewrite each fraction with the lcm as its denominator.
(2(y-2)/lcm - (y(5))/lcm
Combine the numerators over the lcm:
= [2y-4-5y]/lcm
Simplify to get:
= [-3y-4]/[5(y-2)]
Cheers,
Stan H.

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