Texts: By applying Kirchhoff's Law to an electric circuit, we obtain the following equations:
2I1 - 3I2 + I3 = -2
-I1 + I2 - I3 = 1
3I1 + 2I2 - I3 = 5
where I1, I2, and I3 represent currents (in Amps).
Find the values of I1, I2, and I3 by using Gaussian row reduction.