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Mathematics 9 Online
OpenStudy (anonymous):

What is the value of...

OpenStudy (anonymous):

12/n+2=7/n-3

OpenStudy (a_clan):

multiplying by 'n' throughout, 12 + 2n = 7 - 3n 5n= -5 n=-1

OpenStudy (anonymous):

Do you mean 12/(n+2) = 7/(n-3)?

OpenStudy (anonymous):

Yes

OpenStudy (anonymous):

cross multiply. solve for n.

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