Question
(a) Simplify 12r + 11 - 6r - 3.
(b) Subtract 3b + 9 from 14b + 18.
3 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

(a) Simplify 12r + 11 - 6r - 3.
(b) Subtract 3b + 9 from 14b + 18.