Question 1048845
v, how much gallons of the 20% saline to use


{{{(12*24+20v)/(v+24)=14}}}


Numerator is how much pure salt (sodium chloride) but 100 times more.
Denominator is how much volume. 
The right side member is the percentage of salt in solution wanted.


Solve for v.



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Yes, v=8.