How do you solve #\frac{n - 12}{n + 1} = - \frac{6}{5}#?

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Answer 1 · 2016-09-23T08:06:54

#n=54/11#

#(n-12)/(n+1)=(-6)/5#

Cross multiply

#=>(n-12)xx5=(n+1)xx-6#

#=>5n-60=-6n-6#

#=>5n-60 color(red)(+6n)=-6n-6color(red)(+6n)#

#=>11n-60=-6#

#=>11n-60color(red)(+60)=-6color(red)(+60)#

#=>11n=54#

#=>n=54/11#