Find the first step for solving the system by substitution X = 4y - 1
and 9x - 5y = -22

Any is very appreciated! (picture is provided below)not sure how to do this at all won't lie

Due to financial difficulties the owner of 4 skateboard stores is going to close 2 of his stores. based on the money earned at each store, which two stores should remain open?

Nine people are going to share a 128-ounces bottle of soda. how many ounces will each person get drink? choose the correct equation and answer for this situation