Wendell opens a new business selling homemade pretzels. During week 1, he sells 10 pretzels. Each week afterwards, he sells 5 more pretzels.
Which of the following is a sequence that expresses the number of pretzels that Wendell sells during week n?
a₁ = 5
an+1 =
A
B
C
D
a1 = 10
an+1 =
10an
5an
a1 = 5
an+1 = an + 10
a1 = 10
an+1 = an +5
