What is 3 times 3 please answer im so confused

If you shift the linear parent function, f(x)=x, up 13 units, what is the equation of the new function?

Why do interests rates on loans to be lower in a weak economy than in a strong one

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.