The FFA had a fundraiser by selling hot dogs for $1.50 and drinks for $2.00. Their total sales were $400. a) Write an equation to calculate the total of $400 based on the hot dog and drink sales.

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

If square root x = -7, then x= -49 true or false

Given that abcd is a rhombus, what is the value of x?