DESPERATE (please answer with picture of the graph)
WILL MARK BRAINLIST AND THANKS

Rose drew a regression line for this paired data set. her line passed through (1, 2) and (3, 5) . what is the equation of rose's regression line?

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r

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.