Pls answer! this problem

Xto the second power plus 14x plus 48. what are the factors? we are doing factoring trinomials with a=1

Sara can take no more than 22 pounds of luggage on a trip.her suitcase weighs 112 ounces.how many more pounds can she pack without going over the limit?

Billy plotted −3 4 and −1 4 on a number line to determine that −3 4 is smaller than −1 4 .is he correct? explain why or why not