Which of the following matrices could be used to solve the system of equations?

Find the value of x for which the lines are parallel.

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

Will give brainliest immeadeately true or false: the origin woud be included in the solution set for the inequality: y< 2x-5