SOLUTION: how do you solve this quation:49s^2+28s=-4

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Question 237767: how do you solve this quation:49s^2+28s=-4
Answer by vleith(2983) About Me  (Show Source):
You can put this solution on YOUR website!
49s%5E2%2B28s=-4
49s%5E2%2B28s%2B4+=+0
%287s%2B2%29%287s%2B2%29+=+0
7s%2B2+=+0
s+=+-2%2F7 Since there are two terms, there are two solutions. But both of them are -2/7
See this URL for a plot
http://www.wolframalpha.com/input/?i=49x^2%2B28x%2B4+%3D+0