8+4p+2q+r=0
27+9p+3q+r=0
64+16p+4q+r=0
P=-9
Q=26
R=-24
Answer:

Step-by-step explanation:
Given

Required
Find actual distance when map distance = 6 inches
Substitute 6 for Map in 

Express as fractions


Cross Multiply



<em>Hence, the actual distance is 480 miles</em>
54 rounded to the nearest 10 would be 50 because 54 is closer to 50 than 60.
So, the answer is 50.
Hope it helps
slope=0
it's a straight horizontal line when you graph it.
Answer:
$73.60
Step-by-step explanation:
Original price: $64
Markup: 0.15($64) = $9.60
New retail price: $64 + $9.60 = $73.60