The correct answer is D) 4x - y = 19
To find this, start by using point-slope form using the slope from the first line (4) and the point given (5, 1). The solve for the constant.
y - y1 = m(x - x1)
y - 1 = 4(x - 5)
y - 1 = 4x - 20
-4x + y - 1 = -20
-4x + y = -19
4x - y = 19