3x -3y - 5z= 22 -3x -y + z = 0 -2x+3y+z=-19

Pete is making decorations for a dinner party. the instructions tell him to use 9 flowers for a medium-sized decoration. complete each statement to adjust the flowers for different-sized decorations based on these instructions.

Which expression is equivalent to 2x^2+7x+4?

Write an algebraic expression to match each statement a. four less than 8 times a number b. twice the difference of a number and six c. nine from a number squared