Suppose that y equals 2x -3. the following points lie on the graph of this equation: a(a,2a-3), b(b,2b-3), and c(c,2c-3). amy claims that the slopes of ab, bc, and ac are equal. prove amy's claim is correct.

Pamela has a 30-year, 5.75% mortgage on her $250,000 home. she has been paying on it for 5 years, and has recently hit some financial trouble. if her lender agreed to lower the interest rate on her $231,905.47 balance to 5.5%, what will her new payment be for the remainder of the loan?