SOLUTION: Pretty please help faCTOR 15+3Y-15X^2-X^2Y

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Question 21520: Pretty please help
faCTOR
15+3Y-15X^2-X^2Y
Answer by Earlsdon(6103) About Me  (Show Source):
You can put this solution on YOUR website!
Factor: 15%2B3y-15x%5E2-x%5E2y
The best we can do on this is factor by grouping:
%2815%2B3y%29+-+%2815x%5E2%2Bx%5E2y%29 Factor 3 from the fist group and x^2 from the second group.
3%285%2By%29+-+x%5E2%2815%2By%29 and this could be arranged as:
-%28x%5E2%28y%2B15%29+-+3%28y%2B5%29%29