08-12-2019
Mathematics

contestada

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

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

Respuesta :

MathPhys MathPhys

08-12-2019

Answer:

x = 6

Step-by-step 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

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