The question is incomplete. The correct question is written below.
Simplify the expression: ab + 2ab - b + 9
A) 3a + 9
B) 3ab - b + 9
C) 2ab + 9
D) 3ab - (b + 9)
To find:
The simplified expression
Solution:
ab + 2ab - b + 9
Add like (similar) terms.
(1 + 2)ab - b + 9
3ab - b + 9
Therefore, the simplified expression is 3ab - b + 9 .