Question
(a) Simplify 12i + 10 - 7i - 5.
(b) Subtract 5b + 8 from 14b + 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 12i + 10 - 7i - 5.
(b) Subtract 5b + 8 from 14b + 15.