Which choices are equivalent to the expression below? Check all that apply. x + 2x + 9x

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.

The monetary value earned for selling goods or services to customers is called a.) revenue b.) assets c.) money d.) accounting

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?