Question

Solving exponential functions

Answer 1

None of these choices are correct

Explanation:

Law of exponents

3^(x+5) = 9^(-1)

3^(x+5) = (3²)^(-1)

3^(x+5) = 3^(-2)

Same base, same power or exponents

x+5 = -2

x = -2 -5

x = -7