Answer:
B
Step-by-step explanation:
I added all of then and then subtracted 47 from the 50.
Midpoint Formula: (

,

)
Midpoint = (

,

)
Midpoint = (

,

)
Midpoint = (

, -4)
So, the midpoint of the endpoints (-4,-3) and (7,-5) is (

, -4).
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Answer:
unit rate:2 y-intercept:6
Step-by-step explanation:
No because if you do -5+10= it equals positive 5 and not a negative number.