49/63 and 48/63..........
Answer:

Step-by-step explanation:
I am assuming that you mean (4,−9) and (8, -3).

Hope this helps.
Answer:
3.14159265359
Step-by-step explanation:
Number of strings =

= 21 x 21 x 21 x 21 x 21 x 5 = 20 420 505
Answer: 20 420 505
Answer:
D. Subtraction Property of Equality
Step-by-step explanation:
Hope it helps.