Practice Problem on Kirchoff's Rules with 2 Loops
          A         0 Ohm        B         9 Ohm        C
          *--------/\/\/\--------*--------/\/\/\--------*
          |                      |                      |
          |                      |                      |
          |                      |                      |
          -   8 Volt             -   9 Volt             -   4 Volt
         ---                    ---                    ---
          |                      |                      |
          |                      |                      |
          /                      /                      /
          \                      \                      \
          /  4 Ohm               /  0 Ohm               /  9 Ohm 
          \                      \                      \
          /                      /                      /
          \                      \                      \
          |                      |                      |
          |                      |                      |
          |                      |                      |
          *--------/\/\/\--------*--------/\/\/\--------*
          F         2 Ohm        E         3 Ohm        D
What is the voltage difference VC - VD? Give your answer to two decimal places.

ANSWER = -6.14 volts