Answer:
20/3 = b or 6 2/3
Explanation:
4=3/5b
To solve for b, multiply each side by 5
4 * 5=3/5b * 5
20 = 3 b
Divide each side by 3
20/3 = 3b/3
20/3 = b
We can change the improper fraction to a mixed number.
3 goes into 20 6 times with 2 left over.
6 2/3
b = 6 2/3