Harper sells appliances. She makes a weekly salary of $450 plus 3% commission on her total sales for the week. If her sales this pasts week were $3,200, find her total earnings for the week.

Liz is shipping a package to her friend. the maximum weight of a medium flat-rate box is 20 pounds, including the box which weighs 6 ounces. write and solve an inequality to describe the possible weight in pounds, w, of the contents that liz will ship to her friend if she must use a medium flat-rate box. use the drop-down menus to explain your answer.