|-11| is 11; |-31| is 31. 11+5^2=36; 31-49y=? The question has not been accurately stated and therefore is open to interpretation: 36=0+y-31-49y; 36=-48y-31; 67=-48y; y=-67/48. 36=0-y-31-49y; 36=-50y-31; 67=-50y; y=-67/50. 36=0*y-31-49y; 36=-31-49y; 67=-49y; y=-67/49.