Question 876754

The slope is- 3/6 or -1/2. The point given is (0,9). 

We need to the point-slope formula.

y-y1 = m(x-x1)

y1 = 9, x1 = 0 and m = slope which here is (-1/2)

We now plug and chug.

y-9 = (-1/2)(x-0)

y-9 = (-1/2)x 

y = (-1/2)(x) + 9

Done.