I need help with this question.

‼️‼️‼️10 points‼️‼️‼️ me it’s important‼️‼️‼️‼️‼️

Right triangle lmn has vertices l(7, –3), m(7, –8), and n(10, –8). the triangle is translated on the coordinate plane so the coordinates of l’ are (–1, 8). (x, y) → (x + 6, y – 5) (x, y) → (x – 6, y + 5) (x, y) → (x + 8, y – 11) (x, y) → (x – 8, y + 11)

Aseason pass to the local water park costs 84. if you go to the park ten times during the season, what is the unit rate of cost per visit?