SOLUTION: There were 42 people there were twice as many children as adults how many children attended?

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: There were 42 people there were twice as many children as adults how many children attended?      Log On


   

Question 670925: There were 42 people there were twice as many children as adults how many children attended?
Answer by ReadingBoosters(3246) About Me  (Show Source):
You can put this solution on YOUR website!
Establish variables
x = children
y = adults
...
x+y = 42
x = 2y
...
Substitute the second into th first
2y + y = 42
3y = 42
highlight_green%28y+=+14%29 adults
2(14) = highlight_green%28x=28%29 children

.....................
Delighted to help.
-Reading Boosters
Wanting for others what we want for ourselves.
www.MyHomeworkAnswers.com