Chapter 12, Problem 29P

Electrical Engineering

The following system of equations was generated by applying the mesh current law to the circuit in Fig. P12.29:

FIGURE P12.29

$55I_1-25I_4=-200$

$-37I_3-4I_4=-250$

$-25I_1-4I_3+29I_4=100$

Solve for $I_1,I_3,\text{and}{I}_4$.