Question

How do you graph the equation `y – 2x = 6` on a coordinate plane?

Answer 1

Set both variables to `0` (in turn) and calculate the other

`x=0->y-2*0=6->y=6->(0,6)`

`y=0->0-2x=6->x=-3->(-3,0)`

And draw a line through these points:
graph{2x+6 [-13.99, 14.49, -4.2, 10.04]}