jminklei04 jminklei04

17-03-2021
Mathematics

contestada

25^x = 125^(x+3)

a. x = -10
b. x = -9
c. x = -3
d. x = 3

Respuesta :

Аноним Аноним

17-03-2021

Answer:

25^x = 125^(x+3)

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

we get

2x=3(x+3)

2x=3x+9

-9=3x-2x

x=-9

option

b. x = -9 is right answer.

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