Answer:
f
(
2
)
=
20
Explanation:
To evaluate f
(
2
)
substitute x = 2 into f
(
x
)
f
(
2
)
=
(
×
2
2
−
(
4
×
2
×
x
=
28−
8
=
20
Answer is b
you welcom and i hope this helps
The last two (multiplying and dividing by a negative number on both sides) are the answer. Good luck and have a nice day!
ANSWER: 
GOOD LUCK, I hope this helped!
You would cross multiply for this.
20 ·
35 = 700
Then you would divide.
700 ÷
50 = 14
There would be
14 cones placed along 35 feet of road.