Is x=x an infinite solution or no solution?

Factor -8x3-2x2-12x-3 by grouping what is the resulting expression?

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

Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area