lilwillie110 lilwillie110

12-02-2019
Biology

contestada

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

Respuesta :

tilli00116oz5oj4 tilli00116oz5oj4

12-02-2019

C.) x + y hope this helps

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15-02-2019

The answer is 20%(x) +70%(y)
Then you change the percent to decimal

The answer is A. .2x+.7y

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