Need help knowing if I got it right

The owner of the plant nursery where you were tells you to fill 350 ml bottles from a 30 l from a fertilizer

y=2x−1 5x−4y=1 is (1,1)(1,1) a solution of the system?

Shane and abha earned a team badge that required their team to collect no less than 2000 cans for recycling. abha collected 178 more cans than shane did. write an inequality to determine the number of cans, s, that shane could have collected.