Question

Can someone explain to me how to do this problem with work

Answer 1

x = 6

Explanation:

25^(x + 4) = 5^20

Write 25 as a power of 5:

(5^2)^(x + 4) = 5^20

Use exponent rules:

5^(2x + 8) = 5^20

Equate the exponents:

2x + 8 = 20

2x = 12

x = 6