Question

13. What is the y-intercept of the line that passes through (4, 1) and has a slope of
-2?

Answer 1

The y-intercept of the line is 9.

Explanation:

y-y1=m(x-x1)

y-1=-2(x-4)

y-1=-2x+8

y=-2x+8+1

y=-2x+9

y=mx+b where m=slope and b=y-intercept