42. The mean is the total of the numbers divided by the amount of numbers. In this case the amount of numbers is 7 and the mean is 6. That means that the total of the numbers divided by 7 equals 6. To find the total you just do the opposite, multiply 7 by 6 and you get 42.
The slope is 2 i’m pretty sure
Find the factors
The factor is -2
Finally equation:
(x-2)(x-2)
Where is your question?! please dont post pictures.