Question

Solve. 1/25 = 5^(x + 4)

a. x = –7/2
b. x = –6
c. x = 9/2
d. x = 2

Answer 1

$\frac{1}{25} =5^{x+4} \\ \\ \frac{1}{5^2}=5^{x+4} \\ \\5^{-2}=5^{x+4} \\ \\-2=x+4 \\x=-6$

Answer 2

Answer:

x= -6

(i took the test)