Problema Solution

How many 2 legged animals and 4 legged animals are here if the total number of legs is 66 and there are 24 animals altogether?

Answer provided by our tutors

2 legged animals: x

4 legged animals: y

The equation is

x + y = 24

2x +4y = 66

We solve it

x =15

y= 9

So

2 legged animals: 15

4 legged animals: 9