Answer: i think it is... x = -19
Formula y-y1= m(X-X1)
Since its parallel the m is 1/2
The -6 is X1 and the 4 is y1
Okay now do formula
Y-4= 1/2(X--6)
Y-4= 1/2X+3
Add 4
Y= 1/2x +7
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
Yes it is always a negative because that is the only way it would be an additive is if it was a negative number