Hey I need some help on one problem! I will medal and fan.
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?

4r − 7b
2r − 7b
11rb
4r + 7b
I think it's the last one.

Question

Hey I need some help on one problem! I will medal and fan. 
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?

 4r − 7b
 2r − 7b
 11rb
 4r + 7b
I think it's the last one.

welshfella · Answer

you are right
r red marbles:-
r  times  4  = 4r

flowerpetals12 · Answer

Ok thank you!