Answer:

Step-by-step explanation:
= 5(7n + 8) - 2(4n + 6)
Distribute
= 35n + 40 - 8n - 12
Combine like terms
= 35n - 8n + 40 - 12
= 27n + 28
![\rule[225]{225}{2}](https://tex.z-dn.net/?f=%5Crule%5B225%5D%7B225%7D%7B2%7D)
Answer: 30 inches
Step-by-step explanation:
Given:
ABC-tringle
BH= 8 in - height
S= 120 in^2
AC-?
Solution:
S=1/2ab
120in=1/2a*8in
120=4a
4a=120
a=30 in
Distance = Speed x time = 162 x 3 = 486 miles/hour
Answer: 486 miles/hour