A sample of n = 6 scores has a mean of M = 14. After one new score is added to the sample, the new mean is found to be M = 12. What is the value of the new score? (Hint: Compare the values for ∑X before and after the score was added.)

Ab and bc form a right angle at point b. if a= (-3,-1) and b= (4,4) what is the equation of bc?

The suare root of 9x plus 7 plus the square rot of 2x equall to 7

The total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?