3x+2y=12
x+y=8
in y=mx+b

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.

X+ y = 5 ; x - y =3 solve using linear combination

What is the solution to the equation e3x=12? round your answer to the nearest hundredth