Belinda is 7 years older than her brother. three years ago, their total age was 43 years. what will be belinda's age in 12 years time?

Melanie is buying a bathing suit that costs 39.99. she is given a discount at the cash register of $6.00 when she scratched 15% off on a game piece for a store promotion. what will the sale price of melanie’s bathing suit be?