Answer:
Vertex: 
Solutions: (0,-7), (1, -1), (2, 7)
I hope this helps!
for a all you have to do is * you will find the answer. for b what ever yo answer was for a u will put that for the hours n what u had * u put for min for seconds
Answer:
The better but is 3 for $3.33
12 for $13.32
Step-by-step explanation:
3.33/3 = 1.11
2.68/2 = 1.34
The better buy is 3 for $3.33
1.11 x 12 = 13.32
1.34 x 12 = 16.08
Well, the slope of this equation is 3 and the y intercept is -4.
Hope this helps :)
Check it out :)
