Răspuns :
A+B=12000
B=A*11
A=?
B=?
A+11A=12000
12A=12000
A=12000:12
A=1000
B=A*11
B=1000*11
B=11000
A=1000
B=11000
B=A*11
A=?
B=?
A+11A=12000
12A=12000
A=12000:12
A=1000
B=A*11
B=1000*11
B=11000
A=1000
B=11000