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ma gandesc la un numar.il inmultesc cu 6,scad dubluldiferentei numerelor10si5si obtin 44.la ce numar m-am gandit?

User Sinthya
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n*6-2(10-5)=44
6n-2*5=44
6n-10=44
6n=44+10
6n=54
n=54:6
n=9 is the number
User Michael Barton
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