It would be 5 Because a reflection doesnt change the value of the sides
Answer:

Step-by-step explanation:
We are being asked to write the equation in point-slope form:
where m = slope and the first point = 
In this case, the slope is -5 and the point is
so the equation will be:

Want to learn more about point-slope form? Check the link out:
https://www.albert.io/blog/point-slope-form/#What_is_point_slope_form
Answer:
It equals 420.
Step-by-step explanation: