Determine the set of x that belongs for a<3,in (a-3)x>(a^2-5a+6)

Factorize: x^2+8x+10 i just solved it but i don't know if the process is correct

Geometry: determine whether segment mn is parallel to segment kl. justify your answer. jm 6 mk 3 jn 8 nl 4

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