Susan has puppies and chickens as pets. in total, there are 78 legs and 27 pets. how many puppies and how many chickens does susan have?

A80-foot piece of siding is cut into three pieces so that the second piece is four times four times as long as the first piece and the third piece is five times as long as the first piece. if x represents the length of the first piece, find the lengths of all three pieces.

Question: what is the value of x 4x-2= (-7) +5x. it would be greatly appreciated if someone could actually explain to me step by step

He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .