SOLUTION: Factor completely. 14y^2+63y-35 Please show each step with brief explanation. Thanks!

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Factor completely. 14y^2+63y-35 Please show each step with brief explanation. Thanks!      Log On


   

Question 613956: Factor completely.
14y^2+63y-35
Please show each step with brief explanation. Thanks!
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
Factor completely.
14y^2 + 63y - 35
note that 14, 63, and 35 all have a factor of 7, factor out 7
7(2y^2 + 9y - 5)
Factor again and we have
7(2y-1)(y+5)
Check this by FOILing (2y-1)(y+5)