What property is used in the second step of solving the inequality below?
5x-9< 91
5x < 100
x < 20

a) identity property
b) addition property
c) multiplication property
d) transitive property

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

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 5x^2 + 10x

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate. true or false?