3. Given the system of linear equations ab+c=1 2a3b4c=9 -a+4b+c=4 3a + c = 2 determine if a. solution exists. If it does, what is the solution? A) (1,1,1) C) (2,2,8) E) No unique solution. B) (2:2:1) D) (1!_1:1)