3. Draw circuits based on the following equations. Include current and loop directions that you choose to get these equations:
(1)
12 V = I { 1 / [1/(2Ģ + 4Ģ + 3Ģ) + 1/3Ģ] + 3/4Ģ }
(2)
(120 Ģ)I1 - 7.80 V + (370 Ģ)I2 = 0
-(370 Ģ)I2 + (150 Ģ)I3 + 3.10 V = 0
-I1 + I3 + I2 = 0