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Lostsunrise [7]
3 years ago
5

O triplo de um mumero somado a 9 e igual a 30 .qual e esse numero

Mathematics
1 answer:
-Dominant- [34]3 years ago
7 0
Do you think than i ve understood it right 

3x+9=30

3x=21

x = 21/3 = 7

x = 7

hope helped 
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