If m = 4n/(x +n), then n = 

A    m(x+1)/4

B    mx +m/4

C    mx/(4 – m)

D    mx/4

Solution

Correct Answer: Option C

m = 4n/(x +n)

=> m(x + n)= 4n

=> mx +mn=4n

=>4n-mn=mx

=> n(4-m)=mx

n= mx/(4-m)

 

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