Răspunsuri

2014-10-01T23:25:58+03:00
A,b,c nr
a/b=3 rest 2=.>a=3b+2
b/c=3 rest 2 =.>b=3c+2
c=b/3+2
a-c=160
c=a-160


3b+2-(b/3+2)=160
3b+2-b/3-2=160
3b-b/3=160
aducem la numitor comun
9b-b/3=160
9b=
8b=480
b=60
a=3b+2
a=3x60+2
a=182
c=b/3+2
c=60/3+2
c=22
a=182
b=60
c=22
182-22=160
182/60=3 rest 2
60/22=