Two numbers, x and y, have a sum of 8 and a difference of -14. A. Write a system of equations that can be used to determine the values of x and y.
B. Solve the system of equations. Show your work.

Find the surface area of the prism formed by the net

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.

Asix-sided number cube is rolled twice. what is the probability that the first roll is an even numbe and the second roll is a number greater than 4?