Francesca25d Francesca25d

22-02-2020
Mathematics

contestada

7. Solve for x in the equation.
Log27(x + 7) - Log27 (x - 1) = 2/3

Respuesta :

amna04352 amna04352

22-02-2020

Answer:

x = 2

Step-by-step explanation:

log27(x + 7) - log27(x - 1) = ⅔

log27[(x + 7)/(x - 1)] = ⅔

(x + 7)/(x - 1) = 27^⅔

(x + 7)/(x - 1) = 9

x + 7 = 9(x - 1)

x + 7 = 9x - 9

8x = 16

x = 2

Answer Link

Otras preguntas

the square root of 27 lies between which two whole numbers

What do I do? I need help someone help

List the major advantages of living under a constitutional government

If the points on a scatterplot are clustered in a pattern that extends from the upper left to the lower right, this would suggest that the two variables depicte

It is important for a food business to keep out flying insects. screens on kitchen doors can be very effective as long as the screen mesh is the right size, the

when people decide to try drugs, they usually don't realize how addictive it can become. The U.S. DEA estimates that blank of people who try drugs become addict

What is the difference between –4 and 6?

Will the money spent by the Brazilians benefits south Africa? explain

What is the relationship between oxygen use and heat production?

Read the sentence. some students are gathering to discuss the charity food drive. which form of the verb gather is underlined in the sentence? present participl