you & your mom each go for walks around a park a few times per week. last week, you walked 7 miles more than your mom it your mom walked 9 miles during this week, how many miles did you walk?​

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?