24 - ? = 21
21 - ? = 18
18 - ? = 15
Find a function (rule) that describes the sequence" 24, 21, 18, 15 and find the next three in the sequence.
5 answers
Then, do the same thing over again
15 - ? =
? - ? =
? - ? =
15 - ? =
? - ? =
? - ? =
it is minus 3 but idk how to write the rule. can you help??
Arithmetic sequence
term(n) = -3n + 27