The price of an iteam yesterday was $120
today the price fell to $102
find the percentage decrease

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

For what value of (y) is 3^3/3^y =1/9

Which of the following is an equation of a line parallel to the equation y=4x+1?