SlenderKing SlenderKing
  • 26-05-2017
  • Mathematics
contestada

What 3 consecutive even numbers added together equal 42? Use the equation n + (n + 2) + (n + 4) = 42 to help you solve.

Respuesta :

angelicdragon12
angelicdragon12 angelicdragon12
  • 26-05-2017
n+(n+2)+(n+4)=42
isolate n
n+(n+2)+(n+4)-(n+2)=42-(n+2)      n+(n+4)=42-n-2     n+(n+4)=40-n
n+(n+4)-(n+4)=40-n-(n+4)    n=40-n-n-4   n=36-2n 
n+2n=40-2n+2n
3n/3=40/3
n=12

Answer Link

Otras preguntas

How many hours would it take to get from Maine to Colorado?
in Germany the Weimar Republic was weak from the start
2. What do Romeo and Juliet decide to do about their love? A) They plan to marry with their parents' permission when Juliet turns 16 B) The Montagues will hide
It is best to say that marine debris _______.
What are some positive effects of hinduism
help with this please?
is a short, fleshy stem surrounded by enlarged, fleshy bases of leaves.
What is unique about the deep sea?
In what adjective form or position is the italicized word or phrase? Jonah proposed a three-pronged plan for improvement.
Jesse claims that his goldfish weighs about 4 pounds.is jesses claim reasonable explain