Solve for y 3x+ 5y = 7

Option 1: $30 an hour plus a nonrefundable deposit of $50 option 2: $20 an hour plus a nonrefundable deposit of $75 kyle is renting a jetski for the day. if he can rent the jetski in one hour increments, what is the minimum number of hours must he rent the jetski for option 2 to be a better deal then option 1?

What is a possible solutions of the x> 3?

Hi, can anyone show me how to do this problem? 100 points for this. in advance