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a fost răspuns

la ferma avicola din Bardar eraau 2380 de fazani si prepelite .Cite pasari de fiecare fel eru stiind CA prepelite erau cu 380 mai multe ?

Răspuns :

Bebedumi70
f+p=2300pasari
p=f+380

f+f+380=2800
2f=2380-380
2f=2000
f=2000:2
f=1000 fazani
p=1000+380
p=1380 prepelite

1000+1380=2380 pasari in total
Magdalena18
x-fazani
y-perpelite
x+y=2300
y=x+380
x+x+380=2800
2x=2380-380
2x=2000
x=2000/2
x=1000 fazani
y=1000+380=1380 perpelite
1000+1380=2380 pasari intotal

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