Answer: The sheet metal costs $30 per square foot
Explanation:
Answer: The sheet metal costs $30 per square foot.
6.4x - 3.5x = 87
The x in this equation represents the cost of sheet metal per square foot.
Subtract 3.5x from 6.4x to get
2.9x = 87
Divide both sides by 2.9
x = 87/2.9 = 30.
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