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OpenStudy (anonymous):
n n+9 2n+18 2n n help? i got stuck on n+9.. how did you get to n again?
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OpenStudy (freckles):
I'm not sure what type of problem this is...
OpenStudy (freckles):
could you explain what you want to do with those expressions?
OpenStudy (anonymous):
its a magic puzzle kind of thing..
OpenStudy (freckles):
I still don't understand what we are suppose to do.
OpenStudy (anonymous):
oh the starting nuber has to be the same as the result
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geerky42 (geerky42):
n Add by 9: n+9 Multiply by 2: 2n+18 Subtract by 18: 2n Divide by 2: n
geerky42 (geerky42):
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