Question

which expression is equal to(1+6i)-7+3i)?
A. 8+3i
B.-6+3i
C. 6+9i
D. 7+10i​

Answer 1

(1+6i)—(7+3i)
1+6i—7–3i

1. 1–7 = —6
2. 6i—3i=3i
So
-6+3i

Answer 2

Answer:

B. -6 + 3i

Step-by-step explanation:

$(1 + 6i) - (7 + 3i) = -6 + 3i$

Distribute the negative to avoid confusion.

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