Question

find the value of x and y if 22/x+y + 15/x-y = 5 and 55/x+y + 45/x-y = 44

Answer 1

22a+15b=5

55a+45b=44

110a+75b=25

-110a-90b=-88

15b=63

b=21/5

22a+15*21/5=5

22a+63=5

a=29/11