Conrad has 6 more marbles than rory. if r represents the numbers of marbles that rory has, which expression represents the number of marbles that conrad has? a. 6r b. r – 6 c. 6 – r d. r + 6

The answer here would be r + 6

Step-by-step explanation:

Since r represents the amount of marbles Rory has, and Conrad has 6 more, you would add 6 to Rory's number to get the the number of marbles Conrad has.