There are 71 chickens and rabbits in the same cage. There are 98 chicken feet less than rabbit feet. How many chickens and rabbits are there?

There are 71 chickens and rabbits in the same cage. There are 98 chicken feet less than rabbit feet. How many chickens and rabbits are there?


Suppose there are x rabbits, then there are 71-x chickens. According to the meaning of the question, 4x - (71-x) × 2 = 98, & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; 4x-142 + 2x = 98, & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; 6x-142 = 98, & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; 6x = 1