SOLUTION: How many gallons of gasoline that is 5% ethanol must be added to 2,000 gallons of gasoline with no ethanol to get a mixture that is 3% ethanol?

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Question 1110351: How many gallons of gasoline that is 5% ethanol must be added to 2,000 gallons of gasoline with no ethanol to get a mixture that is 3% ethanol?
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
x gallons of the 5% ethanol

%285%2Ax%2B0%2A2000%29%2F%28x%2B2000%29=3
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