Answer:
Step-by-step explana(1) let "r" denote number of rabbits, "c" number of chickens
Set up the equations:
r + c = 1000\\4r + 2c = 3150\\\\-2r -2c = -2000\\4r + 2c = 3150\\\\2r = 1150\implies r = 575\implies c = 425
Answer: There are 575 rabbits and 425 chickenstion:
