Evaluate
18-12i
Real Part
18
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-6\left(-3\right)-6\times \left(2i\right)
Multiply -6 times -3+2i.
18-12i
Do the multiplications.
Re(-6\left(-3\right)-6\times \left(2i\right))
Multiply -6 times -3+2i.
Re(18-12i)
Do the multiplications in -6\left(-3\right)-6\times \left(2i\right).
18
The real part of 18-12i is 18.
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