Question

Abed says he has written a system of two linear equations that has an infinite number of solutions. One of the equations of the system is y = 3x – 1. Which could be the other equation?

Answer 1

It's simple and easy,

just change the sides of variables, like

3x = -1 +y

or

3x = y - 1

or

3x- y = 1

Hope this helps you friend.