Mathematics, 02.02.2021 23:00, tai1611

Im really struggling in algebra 2. Could anyone give me tips/ help on how to figure out imaginary numbers?... Example problem:
Find the sum of 3 - 7i and 8 + 4i.
A. 11 - 3 I
B. 22 - 8 I
C. 11 + 3 I
D. -22 + 8 i

Answers: 1

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Im really struggling in algebra 2. Could anyone give me tips/ help on how to figure out imaginary nu...