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lesya692 [45]
3 years ago
6

alex worked at the library 4 hours each night for 20 nights. he earned a total of $640. how much did he earn per hour working at

the library?
Mathematics
1 answer:
bazaltina [42]3 years ago
4 0
He earned $8 an hour. I hope this helped!
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The perimeter of a rectangle is 152m. If the length is one morethan twice of its width. Find the length and width of rectangle.​
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Step-by-step explanation:

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