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Mathematics, 04.08.2019 15:10 llnapier8924

Brian has a model collection of cars, trains, and fire engines. he has 28 cars. the number of fire engines is 2 times the number of trains. he has 67 models in all. how many of each type of model does he have

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Brian has a model collection of cars, trains, and fire engines. he has 28 cars. the number of fire e...

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