Patrick B. answered • 06/09/20
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5 * 0.1 + x*100% = (x+5)*0.5
0.5 + x = 0.5x + 2.5
0.5x + 0.5 = 2.5
0.5x = 2
5x = 20
x =4
Daniel R.
asked • 06/09/20how many quarts of pure antifreeze must be added to 5 quarts of a 10% antifreeze solition to obtain a 50% antifreeze solution
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