SOLUTION: A public pool opened for the summer. A total of 246 people came swimming over the first 3 days it was open. On the first day, 79 came to swim. on the second day, 47 more people swa

Algebra ->  Customizable Word Problem Solvers  -> Misc -> SOLUTION: A public pool opened for the summer. A total of 246 people came swimming over the first 3 days it was open. On the first day, 79 came to swim. on the second day, 47 more people swa      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 665254: A public pool opened for the summer. A total of 246 people came swimming over the first 3 days it was open. On the first day, 79 came to swim. on the second day, 47 more people swam than on the third day. how many people swam on the third day?
Answer by ReadingBoosters(3246) About Me  (Show Source):
You can put this solution on YOUR website!
Establish variables
x = day 1
y = day 2
z = day 3
...
Given
x+y+z = 246
x=79
y = z+47
...
Substitute x and y into the first equation and solve for z
...
79 + z+47 + z = 246
Combine like terms
2z = 246 - 79 - 47
2z = 120
...
Divide both sides by 2
highlight%28z+=+60%29people
...
Check cartoon%28%0D%0A79+%2B+%2860%2B47%29+%2B+60%2C%0D%0A79+%2B+107+%2B+60%2C%0D%0A246%29
.....................
Delighted to help.
-Reading Boosters
Wanting for others what we want for ourselves.
www.MyHomeworkAnswers.com