Question 263146
2x + y = 6
Subtracting 2x from both side
y = -2x + 6
.
When x = 0, y = 6:  (0,6)
When x = 3, y = 0:  (3,0)
When x = 1, y = 4:  (1,4)
.
The graph is:
{{{graph(500,500,-10,10,-10,10,-2*x+6)}}}