SOLUTION: A cage contains birds and rabbits. There are 16 heads and 38 feet. How many birds are in the cage?

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Question 848562: A cage contains birds and rabbits. There are 16 heads and 38 feet. How many birds
are in the cage?
Answer by swincher4391(1107) About Me  (Show Source):
You can put this solution on YOUR website!
b+r = 16
2b+4r = 38
b = 16 -r
2(16-r) + 4r = 38
32 - 2r + 4r = 38
2r = 6
r = 3
b = 13