Mary sue and betty have 603 necklaces altogether. mary sue has 115 more necklaces than betty. how many necklaces does betty have? pls answer asap show your work as well you : p

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.

In the figure shown below, m < 40 and ab =8. which equation could be used to find x?

Which of the following contains a variable?