How do I solve this electrical circuit?
V1 + IxR1 = V2. I goes from V2 to V1 in this formula. That is the graph and yes, if V1 changes, I will also change. It is just a linear graph. For V1 = 0, I = 2/R1. For V1=V2, I = 0. For V1=10, I = -8/R1