Sixty liters of a 43% acid solution is obtained by mixing a 28% solution with a 42% solution.Use a graphing utility to graph the two given equations. Let x and y represent the amounts of the 28 % solution and 42% solution. As the amount of the 28% solution increases, how does the amount of the 42% solution change?
?
?
?
A. ?
?
Increases
B. ?
?
Decreases
C. ?
?
Decreases
D. ?
?
Decreases
E. ?
Increases
Answer: B
Mathematics
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