At an outdoor party location, the tables seat 12 guests each. The party host invited 163 people and 9 people responded that they
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Answer:
Step-by-step explanation:
Given that a solution containing 12% alcohol is to be mixed with a solution containing 4% alcohol to make 20 gallons of solution containing 9% alcohol.
Let x gallons of 12% alcohol be mixed with y gallons of 4% alcohol.
Total gallons
Alcohol content in the total mixture
b) Two equations are
c) This is of the form Ax = B
where A =
Inverse is
Solution set is A inverse *B
=