Functions in Math, Please Help

Y=3; y=1; y=-1; y=-3
For this question all you need to do is replace the variable with the number in the input box for example, y=2x-1, then in the input box it says 2 so u then add the 2, y=2•2-1, then u simply do the math y=3

There’s the table with your answers. I hope it helps. Klkjshavajah