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?

A. 4r - 7b

B. 2r - 7b

C. 11rb

D. 4r + 7b

Answer 1

Any ideas?

Answer 2

A

Answer 3

Why?

Answer 4

maybe C or D

Answer 5

Yes.

Answer 6

I mean D

Answer 7

Correct :)

Answer 8

$$\Huge 4r + 7b$$