$$y = 4x + 36$$ One of the two equations in a system of linear equati…

Question

Prompt

y = 4 x + 36

One of the two equations in a system of linear equations is given. The system has infinitely many solutions. Which equation could be the second equation in this system?

y - 4 x = - 36

y - 4 x = 36

y - 9 x = 18

y - 9 x = 0