Evaluate
-9-17i
Real Part
-9
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-13+9i-16i-\left(-12\right)-\left(8+10i\right)
To find the opposite of 16i-12, find the opposite of each term.
-\left(-12\right)-13+\left(9-16\right)i-\left(8+10i\right)
Combine the real and imaginary parts in -13+9i-16i.
-\left(-12\right)-13-7i-\left(8+10i\right)
Add 9 to -16.
12-13-7i-\left(8+10i\right)
The opposite of -12 is 12.
-1-7i-\left(8+10i\right)
Add 12 to -13.
-1-8+\left(-7-10\right)i
Subtract 8+10i from -1-7i by subtracting corresponding real and imaginary parts.
-9-17i
Subtract 8 from -1. Subtract 10 from -7.
Re(-13+9i-16i-\left(-12\right)-\left(8+10i\right))
To find the opposite of 16i-12, find the opposite of each term.
Re(-\left(-12\right)-13+\left(9-16\right)i-\left(8+10i\right))
Combine the real and imaginary parts in -13+9i-16i.
Re(-\left(-12\right)-13-7i-\left(8+10i\right))
Add 9 to -16.
Re(12-13-7i-\left(8+10i\right))
The opposite of -12 is 12.
Re(-1-7i-\left(8+10i\right))
Add 12 to -13.
Re(-1-8+\left(-7-10\right)i)
Subtract 8+10i from -1-7i by subtracting corresponding real and imaginary parts.
Re(-9-17i)
Subtract 8 from -1. Subtract 10 from -7.
-9
The real part of -9-17i is -9.
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