7 Randy Coplin owes the bank 8 500 To repay the debt he paid a fixed amount back to the bank each month After 12 months his remaining debt was 6460 How much did Randy Coplin pay each month t 4 0 6 8 Function 1 is defined by the equation r t 9 Function 2 is defined by the following table How long did it take Randy to pay back his entire debt Write an equation to help solve this question r 9 6 4 5 10 1 5 Which function has a greater y intercept Why