Suppose we want to choose 2 objects, without replacement, from the 4 objects pencil, eraser, desk, and chair

12. the amount of money in a bank account decreased by 21.5% over the last year. if the amount of money at the beginning of the year is represented by ‘n', write 3 equivalent expressions to represent the amount of money in the bank account after the decrease?

Find the solution of this system of equation -7x+y=-20 9x-3y=36

Moira has a canvas that is 8 inches by 10 inches. she wants to paint a line diagonally from the top left corner to the bottom right corner. approximately how long will the diagonal line be?