SOLUTION: I've never been good at math at all. I am in a college algebra class and need help doing quadratic equations and inequalitites. My first problem is: (-8+4i)-(9-4i)

SOLUTION: I've never been good at math at all. I am in a college algebra class and need help doing quadratic equations and inequalitites. My first problem is: (-8+4i)-(9-4i)

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Question 345275: I've never been good at math at all. I am in a college algebra class and need help doing quadratic equations and inequalitites. My first problem is:
(-8+4i)-(9-4i)
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
(-8+4i)-(9-4i)
Remove the brackets and combine like terms
Remember that if there is a minus in front of the bracket, you change the signs
inside brackets
:
-8 + 4i - 9 + 4i
-8 - 9 + 4i + 4i = -17 + 8i
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