What is the formula to find the sum of interior angles of an octogon

John has 16 boxes of apples. Each box holds 12 apples. If 7 of the boxes are full, and 9 of the boxes are half full, how many apples does John have?

What is the solution to the system of equations below? y=3x-4 and Y = -2x-9 A (-2, - 5) B (-2,-3) C (2,-3) D (2,-13)

Ray knows that the m∠3 = m∠6. Which of the following conclusions can Ray make based on the given information? Lines l and m are parallel because alternate interior angles are equal.

What is the mean of the following nummber?10,39,71,39,76,38,25

Mr. Slater invested $100,000 in a portfolio that is contains 60% stocks and 40% bonds. Over the course of a year, the value of the stocks increased to 67%, and the value of the bonds decreased to 33%. The current value of his investment is $118,400.

Two 6-sided dice are tossed. One die is red and the other is white, so that they are distinguishable. (That is, we consider the pair of numbers (number showing on red die, number showing on white die), for example, one outcome is (3, 1), which is

List the factors of 36: 7:

This system has one solution. {y=5x-9y=x2-3x+7 What is the y-coordinate of the solution? Enter your answer in the box. y =

Function f and function g are inverses of one another. What is f (g (t)) equal to?

What's does X-3 times X+5 equal