12 ÷ f, for f = -12 i need it in a sentence

The depreciation per unit for a company

How many terms does the polynomial x^2 y^2 have

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.