There are 54 students on the Jackson Middle School basketball teams. The number of 8th graders is 15 more than twice the number of 7th graders. Determine the number of 8th grade students. While I am here might as well help future students who dont wanna work.

Find the directions in which the function increases and decreases most rapidly at upper p 0p0. then find the derivatives of the function in these directions. f(x,y)equals=x squared plus xy plus y squaredx2+xy+y2, upper p 0p0left parenthesis 1 comma negative 4 right parenthesis