SOLUTION: a collage has about 6 sophomores for every 7 freshman. there are 1131 students. how many more freshman are there then sophomores?

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Question 379617: a collage has about 6 sophomores for every 7 freshman. there are 1131 students. how many more freshman are there then sophomores?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
6x%2B7x=1131
13x=1131
x=87
The difference is then,
D=7x-6x=x
D=87