natcowart natcowart
  • 01-11-2014
  • Mathematics
contestada

9 to the x-5 power=27

Respuesta :

mariamikayla
mariamikayla mariamikayla
  • 01-11-2014
[tex]9^{x-5} =27 \\\\ 3^{2(x-5)}= 3^3 \\\\ 2(x-5)=3 \\\\ 2x-10=3 \\\\ 2x=3+10 \\\\ 2x=13 \\\\ \boxed{x=\frac{13}{2}}[/tex]
Answer Link
konrad509
konrad509 konrad509
  • 01-11-2014
[tex]9^{x-5}=27\\ 3^{2(x-5)}=3^3\\ 2(x-5)=3\\ 2x-10=3\\ 2x=13\\ x=\frac{13}{2}[/tex]
Answer Link

Otras preguntas

In one of its Spring catalogs, L.L. Bean® advertised footwear on 28 of its 192 catalog pages. Suppose we randomly survey 20 pages. We are interested in the numb
the children always __ (watch) TV at nightHELP PLEASE ​
difference of parallel structure and faulty parallel structure​
which province of Nepal has more arable land?How might be its effects on economic development?​
How many bicycles altogether on merton street
-1 times -1 times -1 times -1 times -1
Find the midpoint of the segment with the given endpoints (7, -7) and (-8,4)
HELP PLS I'LL MARK YOU BRAINLIST
An emergency patient is being seen today because of a lost "filling.” The dentist examines tooth #5 and requests that a radiograph be taken and schedules the pa
Seetha is a mother of four children. She works very hard at home by completing all her domestic chores. After that, she works as a maid in two houses. In the ev