markisicsanel55 markisicsanel55
  • 02-04-2020
  • Mathematics
contestada

Determine the solution to the exponential equation 8^x +1 = 2^x - 5. Explain how
you know that the value you obtain is the solution to the equation.

Respuesta :

ghanami
ghanami ghanami
  • 02-04-2020

Answer:

x=-4

Step-by-step explanation:

hello :

8=2^3    so : 8^x=(2^3)^(x+1) = 2^(3x+3)

8^(x +1) = 2^(x - 5)  means : 2^(3x+3) = 2^(x - 5)

3x+3 = x -5

2x = -8

x=-4

Answer Link

Otras preguntas

Which of following has potential energy? the ball that is rolling across the floor a rock sitting at the bottom of a hill. . a piece of pottery on the edge
Which statement about the data is true? 724, 727, 996, 712, 725, 704, 730, 710 The mean, median, and mode are all appropriate measures of center. Both the mean
Diplomacy is an important way of protecting a nation. which best describes diplomacy?
Can someone help me with this plz
Find the greatest common factor of the pair of numbers. 348 and 426 3 6 12 9
Which of these sentences gives the best description of the American identity? A.} America is a melting pot of people of diverse ethnicities who share the common
I NEED HELP PLZ because I don't get this at all
The vote count for candidate A was 7,310. The vote count for candidate B was 14,190. Only two candidates were running. what was the percent of the voters voted
when did stephanie kwolek decide to be an inventor
How do I do algebra?