Question: Set up appropriate systems of two linear equations and solve the systems algebraically. All data are accurate to at least two significant digits. In mixing

Set up appropriate systems of two linear equations and solve the systems algebraically. All data are accurate to at least two significant digits.

In mixing a weed-killing chemical, a 40% solution of the chemical is mixed with an 85% solution to get 20 L of a 60% solution. How much of each solution is needed?

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Lets denote the amount of 40 solution needed as x in liters and the amount of 85 solution ... View full answer

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