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Aflati nr x si y , stiind ca sunt d.p cu 2 si 3 si ca diferenta lor este 15.

Răspuns :

Iakabcristina2
x/2=y/3=k
x=2k
y=3k
3k-2k=15
k=15
x=30
y=45
Chris02Junior
x/2=y/3 si y-x=15
y=3x/2
3x/2 -x=15
x/2=15
x= 30
y= 3*30/2= 3*15 = 45
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Met II: x/2=y/3=k
x=2k
y=3k
y-x=3k-2k=15
k=15
x=2k= 30
y=3k= 45.
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