192k views
0 votes
If 5 a = 45, ba= 1, then b=​

1 Answer

2 votes

Answer:

1/9

Explanation:

5a=45

divide it by 5 and a will =9

9b=1

divide 1 by 9

you get 1/9=b

therefore 9x1/9=1

User Jmatthias
by
5.2k points