Evaluate
30-4i
Real Part
30
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4-1+29-2+\left(-1-3\right)i
Combine the real and imaginary parts.
30-4i
Do the additions.
Re(4-1+29-2+\left(-1-3\right)i)
Combine the real and imaginary parts in 4-i-1+29-2-3i.
Re(30-4i)
Do the additions in 4-1+29-2+\left(-1-3\right)i.
30
The real part of 30-4i is 30.
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