i need to finish this ASAP, im already behind and i rly need this. (you dont need to do the work, just answer the other things please) thx!

Answer:
slope: 1/2, y-intercept: (0, 13/2), y: 6 and 7
slope: -2, y-intercept: (0,15), y: 9 and 5
Step-by-step explanation: