Question
Find the missing digits. 
2 R S + T S 4 = 4 S 9
(a) R
(b) S
(c) T
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. 
2 R S + T S 4 = 4 S 9
(a) R
(b) S
(c) T