Question
(a) Simplify 11b + 9 - 4b - 4.
(b) Subtract 4y + 3 from 10y + 20.
3 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

(a) Simplify 11b + 9 - 4b - 4.
(b) Subtract 4y + 3 from 10y + 20.