Solve for x 4y=x
3x-y=70

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r

Jack did 3/5 of all problems on his weekend homework before sunday. on sunday he solved 1/3 of what was left and the last 4 problems. how many problems were assigned for the weekend?

What is the 17th term in the arithmetic sequence in which a6 is 101 and a9 is 83