If y=3x+2 find the value of a straight line graph when x=3

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 ,w, of the contents that liz will ship to her friend if she must use a medium flat-rate box.

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2

25 ! what is the value of x? enter your answer in the box. x =