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Mathematics, 25.08.2019 16:20 SophomoreSareke
Jon and lexi are playing a marble game. according to their rules, 4 points are awarded for each red marble collected and 3 points are awarded for each blue marble collected. which expression represents jon's total score if he has r red marbles and b blue marbles?
4r-3b
2r-3b
4r+3b
7rb
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