ninaiphew6 ninaiphew6 14-03-2021 Mathematics contestada Please HELP ME pls I WILL BRAINLIST U please AND MARK U 5 star THIS IS URGENT IF U ARE SOMEONE WHO IS GOOD WITH MATHS THIS ONES FOR U!!! Brian is a mobile phone sales person who earns $250 per week and $10 every phone that he sells. a) write this as a formula with n representing the number of phone sold, and p representing the amount of money earned each week. b) if 20 phones are sold the next week, how much money does Brian earn that week?