Answer :
Answer: A= 12/7 = 1.71429
Explanation: Let A be the number of quarts of 100% antifreeze
100A + 10*(6) = 30*(A+6)
100A + 60 = 30A + 180
70A = 120
A= 12/7 or 1.71429
Answer: A= 12/7 = 1.71429
Explanation: Let A be the number of quarts of 100% antifreeze
100A + 10*(6) = 30*(A+6)
100A + 60 = 30A + 180
70A = 120
A= 12/7 or 1.71429