Answer:
A -4n^2-2n + 3
Step-by-step explanation:
let's simplify this by making h(n) = u
this means g(h(n)) = g(u)
u = h(n) = -2n^2 - n
g(h(n)) = g(u) = 2u + 3
now plug h(n)) in wherever there is u
2(-2n^2-n)+3
-4n^2-2n + 3
Answer:

Step-by-step explanation:

substitute (1) to (2):
add x to both sides

subtract 5 from both sides


substitute the values of x to (2):

Answer:
5 percent
Step-by-step explanation:
The reason why its five percent is because the statement is saying that 7 walked which makes the lowest percent of walking. There are other people in cars and some others