What is the selling price of one pen? a)$8.50 b)$9.20 c)$9.50 d) 8.20

What is the value of the expression "two less than six times the diffrence of a number and five" when n = 9?

F(x)= 4x g(x) =x-1 what is f(x) divided by g(x)

Jack has a piece of red ribbon that is two times as long as his piece of blue ribbon. he says that he can use two different equation to find out how long his piece of red ribbon is compared to his piece of blue ribbon is. is he correct? explain his reasoning