57 28 19 19 - 26 54 88 65 13 X 18 - 50 29 Calculate the missing data value X from the given average (arithmetic mean) of 19 and the known data values in the table.

The sides of a right triangle that form the right angle.

A total of 315 tickets were sold for the school play. they were either adult tickets or student tickets. The tickets sold was two times the number of adult tickets sold. How many adult tickets were sold

Which of the following numbers are in setA? Check all that apply. A = x 0 1 2 5 3

Products and quotient are the same because

At an awards banquet, the bill for three glasses of milk and five seafood dinners is $38.50, whereas the bill for one glass of milk and two seafood dinners is $15.15. A) Write a system of two equations to model this problem.

Complete the solution of the equation. Find the value of Y when x equals - 10. 2x-9y=-38

Solve each of the following equations. Show its solution set on a number line. Check your answers. |x+5|=3

Sides 44mm 28mm 24mm what shape is that

mean of 20, 30, 40, 50, 60, 70, 80

4 (n-4) + 14 evaluate each expression for N=5