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## Homework Statement

Given

I

_{0}=-2 A

I

_{1}=-4 A

I

_{s}= 8 A

V

_{s}= 12 V

Find all the unknown currents.

http://sphotos-a.xx.fbcdn.net/hphotos-snc7/398253_493549703997883_2004542070_n.jpg [Broken]

## Homework Equations

Kirchhoff’s current law

## The Attempt at a Solution

I start at node

**a**and found I

_{2}= 6 A

and then from R

_{2}follow the current to find out that

I

_{s}= I

_{3}+ I

_{2}= 8A => I

_{3}= 2 A

thanks for your time.

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