Answer:
A. 7:21 = 3:9
Step-by-step explanation:
7 is to 21 as 3 is to 9.
Replace the word to with colons and the word as with the equals sign
7:21 = 3:9
Answer:
it is a horizontal line it has a zero slope
Answer:
3 years
Step-by-step explanation:
i hope you dont fail