mathdummie8080 mathdummie8080
  • 02-02-2015
  • Mathematics
contestada

9^x=27^(x+2)
how do I do that? I don't get how to do it with different bases

Respuesta :

konrad509
konrad509 konrad509
  • 02-02-2015
[tex]9^x=27^{x+2}\\ 3^{2x}=3^{3(x+2)}\\ 2x=3(x+2)\\ 2x=3x+6\\ 3x-2x=-6\\ x=-6[/tex]
Answer Link

Otras preguntas

A silicon atom has an atomic number of 14. What information does the atomic number tell you? (Choose all possible answers) Group of answer choices Silicon atom
What integer describes gaining 14 pounds ?
Choose the best Spanish word to complete the sentence. Ese león _________quiere comer. tú yo me
Is my answer right? I think it’s A, but I don’t want to get it wrong.
Write the equation of the line PERPENDICULAR to y = 3/2x + 6 that passes through the point (-3, 4).
Select the correct graph for the function ƒ(x) = –x – 7.
As principais contribuições de Gilberto Freyre em sua obra Casa Grande e Senzala: o papel da miscigenação (mestiçagem) na formação do povo brasileira e a democr
simplify 2(9+x1/2)/-5​
Please help me!!!!!!!
Which of the following is a limit of science?