va rog dau 100 coroane

Va Rog Dau 100 Coroane class=

Răspuns :

100a+10b+c+10b+c=100a+20b+2c=274
a=1,2,3,4,5,6,7,8,9
b=1,2,3,4,5,6,7,8,9
c=1,2,3,4,5,6,7,8,9
daca a =1 atunci 100+20b+2c=274 nu merge
a=2 atunci 200+20b+2c=274posibil
20b+2c=74
2(10b+c)=74
10b+c=37
10b=30 atunci b=3
c=7
Rs:a=2
b=3
c=7