HELP! Please i need to to be done, I actually want to learn also, so if u could, explain how u got the answer so I can understand this for the next time

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

What value is a discontinuity of x squared plus 8 x plus 4, all over x squared minus x minus 6?

What fraction is equivalent to 0.46464646··· a. 46⁄99 b. 46⁄999 c. 46⁄100 d. 23⁄50