Could you work out these two questions plz last time answers were

What is the point-slope equation of a line with slope -5 that contains the point (6,3)

Explain how you can find the missing fraction in 3 4/5 / (blank) 2 5/7. then find the missing fraction.

Asquare and an equilateral triangle have the same perimeter. each side the triangle is 4 inches longer than each side of the square. what is the perimeter of the square