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olchik [2.2K]
3 years ago
11

What is the value of SM

Mathematics
2 answers:
kkurt [141]3 years ago
7 0
The answer is 20. I worked with proportions (making 9/12=15/x)
Murljashka [212]3 years ago
7 0

9/15 = 12/x =

x = 180/9 = 20

answer is 20

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