Question

There are 38 animals at a farm.some are cows some are chickens all together there are 124 legs . How many cows and how many chickens?

Answer 1

legs = 4 cows + 2 * chickens = 124

cows + chickens = 38
so
chickens = 38 - cows

4 cows + 2 (38 - cows) = 124

2 cows = 48

cows = 24
then
chickens = 14