Question 586
Use the slope intercept form of the equation for a line.
y = mx + b
 
In this equation m is the slope and b is the y-intercept.
 
So, for your equation y = -2x + 1 
The y-intercept is 1 and the way to write it as a point is (0, 1).
 
This means that the graph crosses the y-axis at 1.