Question

If 5 ^ (3k - 1) - 5 ^ (b - 3) , what is the value of b?

Answer 1

-1

Explanation:

1. Sets the exponents equal

3b-1 = b-3

2. collect like terms and calculate it

3b-b=1-3

2b= -2

(divide both side by 2)

b=-1