Answer:
x > -1
Step-by-step explanation:

Answer:
the answer is

Step-by-step explanation:
But for the number line go by the -3 then to 1/4 on the -3rd line hope this helps!
Answer:
A. 49
Step-by-step explanation:
ratio of houses is 3 new to 7 old
21 new is 7 times more than 3, so 7 will also be 7 times more
so, 21 to 49
I hope that made sense