Question

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?

My answer is 4r + 7b
Am I right?

Answer 1

Or is it 4r - 7b?

Answer 2

your first answer is correct

Answer 3

Ok thanks! :)

Answer 4

since he gets points for both colored marbles you add, if it said he loses points for a blue marble then you would have to subtract