B. 7b + 3r
Mathematics, 01.12.2020 18:20 rashawng2005
Which expression is equivalent to (3b + 2r) + (4b +r)?
A. 7b + 2r
B. 7b + 3r
C. 12b + 2r
D. 12b + 3r
Answers: 1
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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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Which expression is equivalent to (3b + 2r) + (4b +r)?
A. 7b + 2r
B. 7b + 3r
B. 7b + 3r
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