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Mathematics 56 Online
OpenStudy (anonymous):

Ben has 15 more music CD's than sam. Together they have a total of 55 CD's. How many CD's does Sam have?

OpenStudy (anonymous):

alright so do you know how to start this

OpenStudy (anonymous):

uh adding?

OpenStudy (anonymous):

Yes, even if you don't know the answer, what is the first thing you would do? (Try assigning some variables)

OpenStudy (anonymous):

first you need to subtract

OpenStudy (anonymous):

oh 55-15?

OpenStudy (anonymous):

yes and that is 40

OpenStudy (anonymous):

Yeah

OpenStudy (anonymous):

so what would you do next

OpenStudy (anonymous):

Add

OpenStudy (anonymous):

hmm marocraft what do u think

OpenStudy (anonymous):

do u have any choices

OpenStudy (anonymous):

alright the number of sam's cds is x

OpenStudy (anonymous):

Uhh?

OpenStudy (anonymous):

We have to find out the non given amount which is X that is how i did it and got 25

OpenStudy (anonymous):

So the answer is 25 because you figured out the non given amount?

OpenStudy (anonymous):

I think that is the answer does the question ask for you to show work

OpenStudy (anonymous):

No and sorry but thats not the answer because when you type it in it automatically shows if its right or wrong and its not 25:(

OpenStudy (anonymous):

:(

OpenStudy (anonymous):

:( Thats okay

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