For the circuit in the diagram below, R1 = 34.0 Ω, R2 = 20.0 Ω, ε1 = 8.50 V, ε2 = 10.5 V and ε3 = 10.5 V are connected as shown in the figure.
What is the value of current I1?
The Attempt at a Solution
I know i have to use Kirchoff's Law, but the day we were supposed to do them class was cancelled. This is part of an online assignment that's due tonight, and it's the last question that i just can't figure out.