Question

What is the y-intercept of the line?

Answer 1

Answer:

The Y-Intercept of a line is the point where a line's graph intersects (crosses) the Y-axis. A y-intercept of 3 means that a line's graph intersects the Y-axis at the point (0,3). A y-intercept of -4 means that the graph of a line crosses the Y-axis at the point (0,-4).

Step-by-step explanation:

hope that helps :)

Answer 2

Answer:

-45

Step-by-step explanation:

find slope then

plug in one set of points into y1-y2=m(x1-x2)