SOLUTION: Simplify (4+7i)-(8-9i)-(7+6i).

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Question 390484: Simplify (4+7i)-(8-9i)-(7+6i).
Found 2 solutions by robertb, Alan3354:
Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
4+7i - 8 +9i - 7 - 6i = -11 + 10i.

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
(4+7i)-(8-9i)-(7+6i)
= 4-8-7 + i*(7+9-6)
= -11 + 10i