SOLUTION: how can i solve: x^2+4y^2=25 x+2y=7 substitution or elimination by solving algebraically. I get stuck on the factoring part.

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Question 748443: how can i solve:
x^2+4y^2=25
x+2y=7
substitution or elimination
by solving algebraically. I get stuck on the factoring part.
Answer by MathTherapy(10552) About Me  (Show Source):
You can put this solution on YOUR website!

how can i solve:
x^2+4y^2=25
x+2y=7
substitution or elimination
by solving algebraically. I get stuck on the factoring part.

I guess you're talking about this stage of the process: 8y%5E2+-+28y+%2B+24+=+0

4%282y%5E2+-+7y+%2B+6%29+=+4%280%29

2y%5E2+-+7y+%2B+6+=+0

(2y - 3)(y - 2) = 0

I trust that you can take it from here!!