How many ounces of a 14​% alcohol solution must be mixed with 2 ounces of a 20​% alcohol solution to make a 16​% alcohol​ solution?

Answer 1

0.14X + 2*0.2 = (x+2)*016

0.14x + 0.4 = 0.16x + 0.32

0.4 - 0.32 = 0.16x - 0.14x

0.08 = 0.02x

x=4