A contractor bought 6.4 ftof sheet metal. She has used 3.7 ft2 so far and has $43.20 worth of sheet metal remaining. The equation 6.4x - 3.7x = 43.2 represents how much sheet metal is
remaining and the cost of the remaining amount. How much does sheet metal cost per square
foot?
Sheet metal costs $
per square foot.
-need help ASAP- please and thank you

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