Question

suppose that x liters of 36% acid solution are mixed with y liters of a 50% solution to obtain 100 L of a 37% solution. One equation is a system for solving this problem is x+y=100. which of the following is the other solution?

Answer 1

.36x + .50y = .37(100)

Your language should read

One equation in a system for solving this problem is x+y=100. What is the other equation?

Since you gave no choices...