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Pls help, it’s worth 15 points!

Pls help, it’s worth 15 points!-example-1
User Marcel Ray
by
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2 Answers

6 votes

Answer:

(1) 30 + 22i

Explanation:

x = 3 + 7i ⇒ 2x = 6 + 14i

y = - 6 - 2i ⇒ 4y = - 24 - 8i

2x - 8y = ( 6 + 14i ) - ( - 24 - 8i ) = 6 + 14i + 24 + 8i = (6 + 24) + (14i + 8i )

2x - 8y = 30 + 22i

User Hadij
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It’s option 1: 30 + 22i
User Karlzt
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