Question

5 elevaso a 2x+1=1 dividido por 625

Answer 1

Boa noite

5^(2x + 1) = 1/625

5^(2x + 1) = 5^-4

2x + 1 = -4
2x = -5

x = -5/2

Answer 2

5^2x + 1 = 1/625

5^2x + 1 = 625^- 1

5^2x + 1 = (5^4)^- 1

5^2x + 1 = 5^- 4

2x + 1 = - 4
2x = - 4 - 1
2x = - 5
x = - 5/2