Find V_x and V_y in the circuit.
Image from: Irwin, J. David., and R. M. Nelms. Basic Engineering Circuit Analysis, Tenth Edition. N.p.: John Wiley & Sons, 2010.
Solution:
To find V_x and V_y, we will write Kirchhoff’s voltage law for two loops. (Forgot Kirchhoff’s voltage law?)
First loop:
-12V-V_x-6V+4V=0
V_x=-14V
Second loop:
-4V+6V+V_y=0
V_y=-2V