Answer :
Final answer:
To find out how many days are there until Susie's concert, we add the number of days between Richard's concert and Susie's concert to the current number of days until Richard's concert, which is 13 days.
Explanation:
To find out how many days are there until Susie's concert, we need to add the number of days between Richard's concert and Susie's concert to the current number of days until Richard's concert. Richard's concert is in 6 days, and Susie's concert is 7 days after Richard's concert, so to find out how many days until Susie's concert we can add 6 and 7 together: 6 + 7 = 13 days.
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