X + 6y = 9 - 2x - y = -12
If (x, y) is the solution to the given system of equations, what
is the value of x?
a) 3
b) 5
c) 4
a) 2
d) 6

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.