Frank wants to take out a home equity credit line. The maximum credit line he can get is equal to 80% of the equity he has in his home. Equity is the difference between the home’s market value, v, and the mortgage balance, m. a. Write an equation for the amount of the credit line, c, as a function of the market value, v, and the mortgage balance, m. b. Find the inverse function that models the market value as a function of the amount of the credit line and the mortgage balance. c. What is the market value of Frank’s home if he qualifies for a credit line of $72,000 and m = $150,000?