Răspunsuri

2014-05-06T01:16:16+03:00
A+b+c=1.032 b=3a a=b/3 c-60=a/2 aducem la acelasi numitor 2c-120=a 2c-120=b/3 aducem la acelasi numitor 6c-360=b 6c=b+360 c=(b+360)/6 b/3 +b +(b+360)/6= 1.032 aducem la acelasi numitor 2b+6b+b+360=6192 9b=6192-360 9b=5832 b=648 a=648/3=216 c=(648+360)/6 c=1008/6 c=168