Answer:
im pretty sure the answers are
6) c
7) c
8) c
9) a
Step-by-step explanation:
8 hours.
60x8=480
Hope this helps!
Answer:A
0=-2x^2+x+3
-2x^2+x+3=0
a=-2 b=1 c=3
100000
Im pretty sure its 100000 because all you have to do is add