SOLUTION: How many gallons of a 4% acid solution should be mixed with 30 gallons of a 14% acid solution to obtain a mixture that is 8% acid?

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Question 631413: How many gallons of a 4% acid solution should be mixed with 30 gallons of a 14% acid solution to obtain a mixture that is 8% acid?
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

How many gallonshighlight%28x%29 of a 4% acid solution should be mixed with 30 gallons of a 14% acid solution to obtain a mixture that is 8% acid?

        acid  =     acid

+.04x+%2B+.14%2A30gal+=+.08%2830+%2B+x%29  | solve for x,may 1st multiply thru by 100, if You wish