Answer:
31
Step-by-step explanation:
Answer:
D.
Step-by-step explanation:
45
15 is a multiple of 3
30 is a multiple of 3
45 is NOT a multiple of 3
60 is a multiple of 3
Ect.
subtract 6 from the 21x+6. Then divide by 21. The answer is going to be -6/21