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

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

What factors did the founders of your state use to determine the states boundaries ? Did you states founders choose boundaries based on physical features or lin

what are the characteristics of living things

What fraction is equivalent to 0.46464646··· A. 46⁄99 B. 46⁄999 C. 46⁄100 D. 23⁄50

who established the peoples Republic of China in 1949

In 2014 which country effectively stopped the spread of the ebola viruse through prompt action by health services and effective support from the global communit

Please help me! I will mark brainliest! I don't get polynomials and all that other stuff. So this question is really hard. Multiply and simplify.(x - 4) (x^2 –

Evaluate x-(-23)for x =26

10 POINTS??!! +++ HELP ME ASAP Gabriella uses the current exchange rate to write the function, H(x), where x is the number of U.S. dollars and H(x) is the numb

Why did the collapse of the Soviet Union and the power vacuum in the Balkans lead to Bosnian genocide?

A teacher brought a pack of 17 batteries . Each calculator uses 3 batteries . How many calculator can the teacher fill with batteries