<span>11.5 Not sure but it should be the answer!!
</span>
Answer:
c is the answer for number 6 and
Step-by-step explanation:
and b is the answer for number 7
Answer:
B 0
Step-by-step explanation:
r is a horizontal line
horizontal lines are of the form y= constant
The slope for horizontal lines are 0
Parallel lines have the same slope.
The coordinates of the midpoint if the endpoints are (x₁,y₁) and (x₂,y₂):

One endpoint is (3,5), the midpoint is (5,-11). The other endpoint is (x,y).

The coordinates of endpoint M are (7,-27).
Answer:
7a+43
Step-by-step explanation: