Question
Find the missing digits. 
3 Z A + B A 4 = 4 A 9
(a) Z
(b) A
(c) B
2 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

(c)

Click button first when a symbol is required. X

Find the missing digits. 
3 Z A + B A 4 = 4 A 9
(a) Z
(b) A
(c) B