You should do 7-3=4 then do what’s u have to do with the 7
he formula of a distance between a point (a, b)
and a line Ax + By + C = 0:

We have the point A(-1, 7) → a = -1, b = 7
and the line y = 3x → 3x - y = 0 → A = 3, B = -1, C = 0.
Substitute:

<h3>Answer: d = √10</h3>
Please find attached photograph for your answer.
It would have to be 15 and 8