# Question: solve the following set of three equations for 12 and...

###### Question details

Solve the following set of three equations for 𝐼1,𝐼2 and 𝐼3.

𝐼3 = 𝐼1 + 𝐼2

−30𝐼1 − 41𝐼3 + 45 = 0

−30𝐼1 + 21𝐼2 − 80 = 0

Comment: "If possible. I'd like to see the steps, please. Thanks"