A 20% acid solution is mixed with a 70% acid solution to get 50 liters of a 40% solution. Which of the following expressions is equal to 4(50) A. 0.2x+ 0.7y B. 2x + 7y C. X+Y

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asked Dec 14, 2020 46.3k views

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A 20% acid solution is mixed with a 70% acid solution to get 50 liters of a 40% solution.

Which of the following expressions is equal to 4(50)

A. 0.2x+ 0.7y
B. 2x + 7y
C. X+Y

Mathematics
middle-school

Stephen Rudolph asked

by Stephen Rudolph

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2 Answers

4 votes

Answer:

B= 2x + 7y!!

Good luck!

Marc Novakowski answered Dec 16, 2020

by Marc Novakowski

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3 votes

Answer:

B. 2x + 7y 100% sure just got it right

Explanation:

B. 2x + 7y

Walter Williams answered Dec 17, 2020

by Walter Williams

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