Please help! No one literally ever answers me so please I'm begging ya'll! Write the coordinates of the vertices after a translation 1 unit left and 7 units down.

R(-8, 2) → R′( , )
S(1, 2) → S′( , )
T(-7, 9) → T′( , )

Tom wants to order tickets online so that he and three of his friends can go to a water park the cost of the tickets is 16.00 per person there is also a 2.50 one-time service fee for ordering tickets online write an expression in term of n that represents the cost for n ordering tickets online

What is the image of c for a 90° counterclockwise rotation about a? (3, 7) (-1, 3) (7, 3)

Interpret the following expression (5y^2-7)^3/(2y)^2