Circuits 1: Mesh Current Analysis Example

Siddarth Suresh of UConn HKN uses mesh current analysis to determine the values of current loop in the given circuit.

[Irish]

How do you determine if the 4mA is the I1-2 or I2-I1?? Same question applies to the 4I1 and what that equals

[neolyfeecubero]

Thank you so much, but what if solving for V1, V2, and V3 using mesh current?

[sooriyaharesh]

if hes writing from the other side, it should be a mirror image to us looking right

how is it not