Please help me 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?

Answer: r + 6
Step-by-step explanation:
Shown in the question, r represents the numbers of marbles that Rory has. Conrad has 6 more marbles than Rory, which means than is r + 6.