Răspuns:
[tex]((x + 1500) \div 3 - 211) \div 6 = 50 \\ (x + 1500) \div 3 - 211 = 50 \times 6 \\ (x + 1500) \div 3 - 211 = 300 \\ (x + 1500) \div 3 = 300 + 211 \\ (x + 1500) \div 3 = 511 \\ x + 1500 = 511 \times 3 \\ x + 1500 = 1533 \\ x = 1533 - 1500 \\ x = 33[/tex]