In 10 weeks, the value of bob treatmans day trading account decreased by $500. what was the average weekly change in the value of the account expressed as a signed number ?
$48 per week
$50 per week
$-52per week
$-56 per week

In the surface area formula for cylinders which expressionrepresents the lateral area

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

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)