Mathematics, 10.09.2021 06:00 cmaya
David typically takes 3 less hours than Marilyn to build a shelf if each works alone. David and Marilyn worked together to build a shelf for 1 hour, and then Marilyn finished the job without David after an additional 3 hours. How long would it have taken David to build the shelf alone? Do not include the units in your answer.
Answers: 1
Mathematics, 21.06.2019 13:20
Charles is on a 8 1/2 mile bike ride. he stops for a rest after he’s gone 5 2/5 miles. how much farther does he still have to go?
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Mathematics, 21.06.2019 20:00
What is the radical expression that is equivalent to the expression 27 1 over 5?
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Mathematics, 21.06.2019 20:40
David estimated he had about 20 fish in his pond. a year later, there were about 1.5 times as many fish. the year after that, the number of fish increased by a factor of 1.5 again. the number of fish is modeled by f(x)=20(1.5)^x. create a question you could ask that could be answered only by graphing or using a logarithm.
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Mathematics, 21.06.2019 20:50
You need to solve a system of equations. you decide to use the elimination method. which of these is not allowed? 3x - 2y = 7 3x + 4y = 17 equation 1 equation 2
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David typically takes 3 less hours than Marilyn to build a shelf if each works alone. David and Mari...
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