Question

determine the current through 2 ohms resistor using mesh analysis.
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Answer 1

Answer:

Equation 1 -

$28 = 4i1 + 2(i1 + i2) \\ 28 = 6i1 + 2i2$

Equation 2 -

$7 = 2i1 + 3i2$

Solving the equation

$i1 = 5 \\ i2 = - 1$

So the current through 2 ohms resistor

$= 5 + ( - 1) = 4 \: amp$