Mathematics, 12.08.2019 17:20, lulustar13
Jon and lexi are playing a marble game. according to their rules, 4 points are awarded for each red marble collected and 7 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?
1. 4r − 7b
2. 2r − 7b
3. 11rb
4. 4r + 7b
Answers: 3
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Jon and lexi are playing a marble game. according to their rules, 4 points are awarded for each red...
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