Solve. 3d-e=7 d+e=5 use the linear combination method. a. there is no solution. b. there are infinitely many solutions. c. the solution is (2,-1) d. the solution is (3,2)

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.