The mean of nine numbers is 6. If two of the numbers are removed, the mean of the seven numbers is still 6. One of the numbers is 4 more than the other number. Find the greater Unknown Number. Show Your work.

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.

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

What is the effect on the graph of the function f(x)=x when f(x) is replaced with -f(x)+4