C-12-Q044mediumsingle_mcqThe solution (x,y)(x, y)(x,y) of x+y=7, x−y=1x + y = 7,\; x - y = 1x+y=7,x−y=1 is —a(4,3)(4, 3)(4,3)b(3,4)(3, 4)(3,4)c(5,2)(5, 2)