Matematică
Irina1999
8

Determinati x,y,z stiind ca x/3=y/5=z/9,si x+y+z=34

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x/3=y/5 => x=3y/5 y/5=z/9 => z=9y/5 3y/5+y+9y/5=34 17y/5=34 y=(34*5)/17 y=10 => x=30/5=6 z=90/5=18

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