What is the current in the circuit in ? Suppose that R₁ = 8000 Ω and R₂ = 6000 Ω.

Express your answer with the appropriate units. Enter positive value if the current is clockwise and negative

value if the current is counterclockwise.

Part B

What is the current in the circuit in ? Suppose that

R3 = 700 Ω.

Express your answer with the appropriate units. Enter

positive value if the current is clockwise and negative

value if the current is counterclockwise.