SOLUTION: There were 4 legged goats and 3 legged birds in a field . Altogether there were 28 legs and 9 heads. How many birds are in the field.

Question 1038432: There were 4 legged goats and 3 legged birds in a field . Altogether there were 28 legs and 9 heads. How many birds are in the field.
Answer by Edwin McCravy(20055) (Show Source): You can put this solution on YOUR website!


None, because there is no such thing as a 3-legged bird. :)

Seriously though, if we were on a planet where there were 
3-legged birds, then



Solve that by substitution.

Edwin

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