Can someone please help me??

At the "no mutants allowed" country farm, every sheep has 4 legs, every chicken has two legs, and all animals have only 1 head. asked to count how many sheep and chicken are in the fields, a farm boy reports back that there are 140 feet and 50 heads. how many sheep and chicken are there? there are sheep and chicken at the farm.

1) you deposit $2,500 in an account that earns 4% simple interest. how much do you earn in eight years?

What is the inverse of the function f(x) = 2x + 1?