Question

Ethan had 81 CDs until he won c more in a contest. Choose the expression that shows how many CDs Ethan has now.

a. 81c
b. 81+c
c. 81/c
d. c/81

Answer 1

add the 81 CDs Ethan had at first and add the number c he won at the contest to get the total number of CDs after the contest.
Making b the correct answer