Answer:
Midpoint: (-1, 11/2)
Step-by-step explanation:
Use the formula: (X1+X2)/2, (Y1+Y2)/2
(2-4)/2 , (4+7)/2
-2/2 , 11/2
(-1, 11/2)
It will be 2.8 inches long
Answer:

Step-by-step explanation:
If you "open up" the parentheses, you would get:

Which, if you combine like terms, is:

Hope this helps :)
Answer:
D
Todd paid $0.08 less per gallon of gasoline than Hope.