Answer:
y = 3/4x -10.75
Step-by-step explanation:
It is often convenient to start with point-slope form.
y = m(x -h) +k . . . . . line with slope m through point (h, k)
y = (3/4)(x -9) -4 . . . . fill in the given values
y = 3/4x -10.75 . . . . simplify
