Answer:
y + 1 = - 7(x - 1)
Step-by-step explanation:
The equation of a line in point- slope form is
y - b = m(x - a)
where m is the slope and (a, b) a point on the line
Here m = - 7 and (a, b) = (1, - 1), thus
y - (- 1) = - 7(x - 1), that is
y + 1 = - 7(x - 1)