Question: We are going to fence in a rectangular field. If we look at the field from above, the cost of the sides are $10/ft, the

We are going to fence in a rectangular field. If we look at the field from above, the cost of the sides are $10/ft, the cost of the bottom is $2/ft and the cost of the top is $7/ft. If we have $700, what are the dimensions of the largest field we can enclose? What is its area?

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