citi trandafiri sint in total daca trandafiri albi sint 100 iar rosii sint cu 30 trandafiri mai putini decit trandafiri albi ,iar trandafiri galbini sint 600
` rezolvare
1) 100-30=70 (trandafiri rosii)
2) 600+100+70=770(trandafiri in total)
Exercitiu 600+(100-30)=770