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Veseljchak [2.6K]
3 years ago
7

Twice a number, decreased by nineteen

Mathematics
2 answers:
anzhelika [568]3 years ago
5 0
2n-19 I think is the answer :3
sasho [114]3 years ago
5 0
2x-9 just as the other one said I prefer to use x as a variable when they say of a number I learned this last month it is rly easy once you get used to it
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