36-24:6-b+49:7=29 ​

Răspuns :

36 - 24 : 6 - b + 49 : 7 = 29

36 - 4 - b + 7 = 29

32 - b + 7 = 29

32 - b = 29 - 7

32 - b = 22

b = 32 - 22

b = 10