Seudónimo Seudónimo

03-01-2016
Mathematics

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What is the number? When I add 13 to it, the result is 9 less 32

Respuesta :

03-01-2016

9 less than 32 = 32 - 9 = 23
23 = some number + 13
-13 - 13
______________________
10 = some number

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