Răspunsuri

  • Utilizator Brainly
2014-06-11T17:27:26+03:00
A.I____I____I____I____I
b.I____I
c.I____I____I

Suma este 406 .
406:7=58 ( b )
58x4=232 ( a )
58x2=116 ( c )

Verificare : 116+232+58=406
2014-06-11T17:30:44+03:00
A+b+c=406
a+a:4+a:2=406
aducem  la acelasi numitor

4a+a+2a=1624
7a=1624
a=1624:7
a=232
    
b=a:4
b=232:4=58

c=a:2
c=232:2=116