Răspunsuri

2014-04-22T15:38:18+03:00
ab,c+a,bc=24,86 \\  \frac{abc}{10} + \frac{abc}{100} =24,86 \\ 10abc+abc=2486=11abc \\ abc= \frac{2486}{11}= 226
a=b=2; c=6
nu e bun pt ca inn carte raspunsul este a=2; b=2 ; c=6. de asemenea ab,c si a,bc au linie deasupra
Scuze, corectez acum.
ms
multumesc
2014-04-22T15:38:42+03:00
Ab,c+
  a,bc
24,86   ⇒  a=2   b+a=4    b+2=4  ⇒b=2    c+b=8   c+2=8   c=8-2=6