178k views
3 votes
Nonpermissable replacement for a in 4/-9a

User Oneeka
by
8.7k points

2 Answers

2 votes

Answer: 0

Explanation:

User Ircover
by
7.0k points
2 votes
If a=0, then the denominator is equal to 0. Since you cannot divide by zero, you are not allowed to do this.
User Satya
by
7.8k points