Answer:
I believe the correct answer is option B
The answer will be reflect (2, - 3 ) in x = -1
Answer:

Step-by-step explanation:
Distance Formula: 
Simply plug in your 2 coordinates into the distance formula to find distance <em>d</em>:





Answer:
y=2x+3
Step-by-step explanation:
in third line x = 0 y=2×0+3 =3
Answer:
78
Step-by-step explanation:
add them all together and and divide by how many they are -thats the meaning of the mean
81+88+69+65+87=390
390divide by 5=78
i divided by 5 becasue there are 5 numbers