1) 8w + 12x - 8y
2) 9w + 12x - 8y
3) 8w + 12x - 8y
4) 8w + 12x - 8y
3 of them are equal (1, 3, and 4)
Hope this helps!
Answer:
The 4th day so 21 miles the girls would have to run
Step-by-step explanation:
B = 12.61 cm solved by using the law of sines
(I included a picture, so please let me know if you get it. If not I will add a comment explaining it)