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  • 18-06-2021
  • Mathematics
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2*log(y+5)=log 20-log 5

Respuesta :

hackermax400
hackermax400 hackermax400
  • 18-06-2021

Answer:

[tex]y = - 3[/tex]

Step-by-step explanation:

[tex] \frac{2 log_{10}(y + 5) }{2} = \frac{ log_{10}(20) }{2} - \frac{ log_{10}(5) }{2} [/tex]

[tex] log_{10}(y + 5) = \frac{ log_{10}(20) }{2} - \frac{ log_{10}(5) }{2} [/tex]

[tex]y + 5 = 2 \\ y = - 3[/tex]

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