SOLUTION: How many gallons of a 15% salt solution need to be mixed with a 35% salt solution to obtain 8 gallons of 30% salt solution? Write a system of linear equation that represents thi

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Question 667223: How many gallons of a 15% salt solution need to be mixed with a 35% salt solution to obtain 8 gallons of 30% salt solution?
Write a system of linear equation that represents this problem situation. Do not solve the system.
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
How many gallons of a 15% salt solution need to be mixed with a 35% salt solution to obtain 8 gallons of 30% salt solution?
Write a system of linear equation that represents this problem situation
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Quantity Equation: x + y = 8
Salt Equation: 0.15x+0.35y = 0.30*8
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Cheers,
Stan H.