Answer: 25x^2 - 1^2
Explanation:
(5x+1) (5x-1)
(5x)^2 - 1^2
25x^2 - 1^2
7/10 is bigger because it is more than half
The answer is C.
Hope that helps you.
2/10 represents 20 percent, as 10 is 100% because it is the Max, so something like 4/10 would be considered 40%
For every one mile (across) the line will go up 60. This line (from (0,0) ) is therefore y = 60x
:D