Question

Whose y-intercept is (0,5) and slope is -9?

Answer 1

y=-9x+5

Explanation:

first you need to know the point-slope formula: y-y1=m(x-x1)

from there you plug in and solve:

y-5=-9(x-0)

y-5=-9x+0 (distribute the -9 to get this)

y=-9x+5 (add 5 to both sides to get y alone)