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When adding several whole numbers, the result is the same no matter which two numbers are added first. In other words, (2+7)+9 i
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To solve this problem you must apply the proccedure shown below:
1. You have that:
-The length is feet.
- The width is feet.
- The height is feet.
2. The box has one base. The cost of the base is:
3. It has four sides. The cost of the sides are:
The answer is: The total cost is