Below are the yearly salaries of assistant high school cheerleading coaches in hennepin county (in thousands of dollars).
4.5 5.1 6.6 ? 5.8 6

if the mean of the data set is 5 thousand dollars, find the missing salary.

it is a. 4.2 because 7.6-3.4 gets the remaining length of 4.2. i might be wrong but i am pretty sure this is the answer.

an

y = 6x -3y -12

y +3y +12 = 6x

=> . x = { 2y / 3 +2 } this is equation of line in terms of x

=> . if line meets the x-axis the co-ordinates of meeting point would be ( x , 0 )

=> . x = 2 ( 0 ) / 3 + 2

=> . x = 2

so, the point is ( 2 , 0 )