Answer:
Step-by-step explanation:
I would write an inequality at this point
The variable would be the amount of hours(x) it would take for the costs to tip the scales
9.75x-10≥7.25x
-10≥-2.5x
4≥x
It would take them 4 hours for the costs to be equal, so anything higher than this would work
Answer:

Step-by-step explanation:

Answer:
F(a) =2a^2+4a+5
Step-by-step explanation:
just put x= a
Answer:
4 feet of distance between each other it is very simple and easy.
Step-by-step explanation:
They are both 6 feet and 10 feet away from each other so you just take 10-6 which is 4