mohammedafnanahmed20
mohammedafnanahmed20 mohammedafnanahmed20
  • 21-09-2021
  • Mathematics
contestada

Find x so that (-5)^x+1 x (-5)^5 = (-5)^7
pls help its urgent

Respuesta :

rlesandisusanya
rlesandisusanya rlesandisusanya
  • 21-09-2021

Answer:

x = 2

Step-by-step explanation:

[tex] { - 5}^{x} + 1 \times { - 5}^{5} = { - 5}^{7} \\ { - 5}^{x} - {5}^{5} = { - 5}^{7} \\ {5}^{7} - {5}^{5} = {5}^{x} \\ log_{5} \: {5}^{7} - {5}^{5} = x \\ log_{5} \: {5}^{7} - log_{5} \: {5}^{5} = x \\ 7 - 5 = x \\ 2 = x \\ [/tex]

Answer Link

Otras preguntas

17. Choose the best option based on the following: “If we want our children to possess the traits of character we most admire, we need to teach them what those
I need a sentence for each question
Heyy can someone plsss help me with this question!!! From your reading of these poems, what was the impact of the Tang wars on the poet Du Fu personally, and on
The equation of which of the below scientists could be used to find the wavelength of the emission lines of the hydrogen atom: 1) Einstein 2) Balmer 3) Kirchhof
travis learns to love old yeller as the movie goes on. how does the backround music portray this? from the old yeller movie​
Will give brainliest
What is the distance between the points (-9,9) and (-4,-3)
What is as a decimal? 4/11
How do these lines reflect the truth about our reality?​
For this assignment, you'll write objective and subjective summaries of "Two Friends" by Guy de Maupassant. You'll also use details from the historical article