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User Xiaoou Wang
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2 Answers

17 votes
17 votes
use phot math, it answers that
User Dominik Honnef
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19 votes
19 votes

x + 2x + 6 = 27

3x + 6 = 27

x + 2 = 9

x = 9 - 2

x = 7

2 × 7 = 14

14 + 6 = 20

User Yanis
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3.3k points