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?
a.4r - 3b
b.2r - 3b
c.4r + 3b
d.7rb

answer: 2r- 3b am I right

Question

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?
a.4r - 3b 
b.2r - 3b 
c.4r + 3b 
d.7rb 

answer: 2r- 3b am I right

anonymous · Answer

@Hero

hero · Answer

Why do you believe that's the correct answer? Can you explain?

anonymous · Answer

I kinda guess

hero · Answer

`4` points awarded for each `RED` marble AND `3` points awarded for each `BLUE` marble.

anonymous · Answer

oh so it's between c or a right

hero · Answer

Yes, but AND means PLUS

anonymous · Answer

so it's looks like c is the correct answer