An envelope from the post office is 3 inches wide with a total area of 30 square inches. what is the height of the envelope

Astudent received the following grades last semester. find the student's semester grade point average. an a is algebra (3 credits), a b in history ( 3 credits), a in sociology ( 3 credits) a d in english ( 3credits) and a c in seminar ( 2credits). an a is worth 4 points, a b is worth 3 points a c is worth 2 points and a d is worth 1 point.

Answer these questions showing your work plz

Which function has the domain x> -11