Question

Erykah has 6 less than 3 times the number of stamps in her collection that Chris has in his. Let r equal the number of stamps Chris has. Which expression represents the number of stamps Erykah has? (Let r = the number of stamps Chris has)

A. 6 - 3r
B. 3r + 6
C. 3r - 6
D. 6 + 3r

Answer 1

C

Explanation:

let r be the number of stamps Chris has then

3times this amount is 3r and less 6 is subtract 6 from 3r, hence

Erykah has 3r - 6 stamps → C

Answer 2

C. 3r-6 is the answer