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A+b=216 b+c=327 a+c=209 cat reprezinta 3/4din suma ne a,b,c

Răspuns :

2a+2c+2b=216+327+209
2(a+b+c)=752
a+b+c=752:2=376
[tex] \frac{3}{4} *376=282[/tex]
A+b+b+c+a+c=216+327+209 2(a+b+c)=752 A+b+c=752:2=376 3/4din376=376:4•3=282