Answer:
The answer is b = (2A/9) - 35
Explanation:
In order to solve this, you start with the equation and follow the order of operations. This will allow you to isolate b.
A=9/2(b+35) ----> Multiply both sides by 2/9
2A/9 = b + 35 ----> Subtract 35 from both sides
(2A/9) - 35 = b