Answer:
Step-by-step explanation:
240 is the answer
Hope this helps you
Answer:
3,12,21
Step-by-step explanation:
You add 9 to the number each time so the next 3 terms will be....
-6+9 =3
3+9=12
12+9=21
Answer:
A
Step-by-step explanation:
its the only negative whilst others are positive