SOLUTION: i dont now how to resolve algebra fractions x4-6 _____ 5Y_7

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Question 193432: i dont now how to resolve algebra fractions
x4-6
_____
5Y_7

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
x4-6
_____
5Y_7
--------------------------
[x^4/5y] - [6/7]
least common divisor = 35y
---
Rewrite each fraction with the lcd as its denominator:
= [7x^4/lcd] - [5y*7/lcd]
---
Combine the numerators over the lcd:
= [x^4 - 35y]/lcd
= [x^4- 35y]/35y
=====================
Cheers,
Stan H.