Evaluate
15
Real Part
15
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7+5+\left(-1+3\right)i-\left(-3+2i\right)
Combine the real and imaginary parts in numbers 7-i and 5+3i.
12+2i-\left(-3+2i\right)
Add 7 to 5. Add -1 to 3.
12-\left(-3\right)+\left(2-2\right)i
Subtract -3+2i from 12+2i by subtracting corresponding real and imaginary parts.
15
Subtract -3 from 12. Subtract 2 from 2.
Re(7+5+\left(-1+3\right)i-\left(-3+2i\right))
Combine the real and imaginary parts in numbers 7-i and 5+3i.
Re(12+2i-\left(-3+2i\right))
Add 7 to 5. Add -1 to 3.
Re(12-\left(-3\right)+\left(2-2\right)i)
Subtract -3+2i from 12+2i by subtracting corresponding real and imaginary parts.
Re(15)
Subtract -3 from 12. Subtract 2 from 2.
15
The real part of 15 is 15.
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