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Circuit Nodal Analysis

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I'm having trouble understanding nodal analysis. Please help.

Please refer to attachment for full question details and circuit drawings.

1. Given that the current flowing through R1 is 2A and the current flowing through R2 is 4A, determine the current flowing through R3.

2. Based upon the given and calculated values, determine the following:
o R1
o R2
o R3
o PR3 (power dissipated by R3)

1. Determine the current flowing through R3.
2. Calculate v1 - v2

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1. Given that the current flowing through R1 is 2A and the current flowing through R2 is 4A, determine the current flowing through R3.
Solution: This case is impossible because R1 is directly in series with the battery. By theory, it will receive the largest current among the ...

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