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 is bigger, 40% of 120 or 1/4 of 200
what actions and characteristics of Teddy Roosevelt contributed to his reputation as the first modern president?
Which conflict does Brutus face in the play? A. Brutus has an internal conflict as he tries to decide on the best way to assassinate Caesar. B. Brutus has an
66 2/3 as a percentage
The area of a square tile is 49 square inches. Write the length of one side of the square time as a square root and standard from
The vapor pressure of a liquid is 0.92 atm at 60°C. The normal boiling point of the liquid could be(1) 35°C (3) 55°C(2) 45°C (4) 65°C
How is the modern era different from the Middle Ages
Rows of chairs are set out for a wedding. There are 6 chairs in the first row, 14 chairs in the second row, and 22 chairs in the third row. The rows continue in
What opinion might a British soldier have had about the Boston Massacre?
how many miles did greek sailors travel between athens and naples?