Fx 991za Plus Natural U Find V And I In The Circuit Of Fig 11 Answer 400 Mv 2 A

May you please help me with this question regarding super nodes

fx-991ZA PLUSNATURAL-U.P.A.m.Find v and i in the circuit of Fig. 3.11Answer: -400 mV, 2.8 A.Applying: (a) KCL to the supernode, (b) KVL to the loop.6 2WW22NFigure 3.106 V-+VPractice Problem 3.33 2 S4 2MWFor Practice Prob. 3.3+Figure 3.1114 V