Answer: (1,4)
Step-by-step explanation:
Given
Equation of line is 
(-1,1) is the solution of the equation
Take x=1 and substitute it in the above equation

So, another pair of the solution is (1,4)
102 multiply 5 is equally to 610 so that's gonna be 6.10 I think
6*5=30
8*2=16
30+16=46
The test was worth 46 total points
In the original set of numbers, the median is six
But, if six was added to the set, then the median would be six
So the median wouldn't decrease at all