REPEDE PLZ!!!!!!!!!!!!!!!!!!¡!!!!!¡!!!!

Răspuns:
2a+6b=2984
5a+6b=3392
5-2=3392-2984=408
a=408:3=136
2a=136×2=272
6b=2984-272=2712
b=2712:6=452
Verificare=136×2+452×6=2984 136×5+452×6=3392