Question
(a) Simplify 12n + 11 - 2n - 3.
(b) Subtract 4b + 8 from 20b + 15.
3 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

(a) Simplify 12n + 11 - 2n - 3.
(b) Subtract 4b + 8 from 20b + 15.