Question 666644
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Hi,
How many liters{{{highlight(x)}}} of a 14 percent Alcohol Solution must be mixed with 20 liters of a 50 percent Alcohol solution 
to get a 20 percent alchohol solution. 
Translate into an equation: 
{{{.14x + .50*20L = .20(20L + x)}}}   
  {{{ .30*20 = .06x}}} ||| Solve for x