Answer:-19
Step-by-step explanation:
3x+5-(2x-3)=0
3x+5-2x+3=0
x+8=0
x=-8
substitute x into 3x+5 to find the length of MO
3x+5
3(-8)+5
-24+5
-19
64 you divide 120 by 75% and get 160 40$ of that is 64
Answer: The vertex is x=-7/6
*The graph is below*
Hope that this helps!
To find the average speed in miles per hour, you would divide the distance, 380 miles, by the time, 8 hours, in order to find the answer. Therefore the average speed should be 47.5 mph.