Explanation:
Use the intercepts to graph the equation.
-x+3y=6
x intercept when y = 0:
-x + 3y = 6
-x + 3(0) = 6
-x = 6
x = -6
x intercept: (-6,0)
y intercept when x = 0:
-x + 3y = 6
-0 + 3y = 6
3y = 6
y = 2
y intercept: (0, 2)
To graph, plot these two intercepts and draw a line: