plzhelplol5251 plzhelplol5251
  • 23-08-2017
  • Mathematics
contestada

If the average (arithmetic mean) of 2, 7, and x is 12, what is the value of x?

Respuesta :

barnuts
barnuts barnuts
  • 04-09-2017

We must remember that the average or arithmetic mean is simply the sum of the numbers divided by the total amount of number. That is:

Average = (2 + 7 + x) / 3 = 12

9 + x = 36

x = 27

Answer Link

Otras preguntas

The following data shows the number of contacts that a sample of high school students had in their cell phones. does the data give convincing statistical eviden
When 2.5 centimeters of rain freezes what amount of snow does it make?
During World War II, the U.S. government restricted the rights of _____ and sent many of them to internment camps.
What is the equation of this graph? Will give brainliest!
How did the founders view of human nature influence the value they placed on the individual?
after world war ll the opinion of many people about the united states was _____ than it was 20 year later
the decimal 4.5 is between which two integers
What did King James I give to the Virginia Company to start the colony of Virginia? a province a charter an assembly an alliance
Use the distributive property to multiply. -10(3x-6y+4)
Evaluate for x = 11: x + 4.