How do I write an expression? Example:John starts with 37 marbles. He gives one marble to all the kids on his ball team and one to each of his 2 brothers.

Please explain how I do this.

6 answers

Math expressions are simply stating what the problem is using math symbols. This one would be:

37 - 2 - x

The "x" stands for the number of kids on his ball team -- a number which you don't know.

=)
Thank you very much.
You're very welcome!

=)
Susan had 24 stamps. She used some of them to mail letters.

How do I write an expression from that?
Nancy had 23 books > her Dad bought some books and gave Nancy all but three of them...

Expression please?
37-1x-2
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