Wei is writing out expressions from verbal descriptions. He writes "multiply two by the difference of n and three" as 2(n - 3).

He writes "subtract one from the sum of n and six" as 1 - (n + 6).

He writes "add five to the product of four and n" as 5 + 4 × n.

Complete the statements.

Wei made a mistake when writing

Which of the following is not a subset of {1,2,3}?

One of every 20 customers reports poor customer service on your company’s customer satisfaction survey. you have just created a new process that should cut the number of poor customer service complaints in half. what percentage of customers would you expect to report poor service after this process is implemented? 1.) 5% 2.) 10% 3.) 2% 4.) 2.5%

Suppose that in 2008 , 840,800 citizens died of a certain disease assuming the population of teh country is 399 miliion, what is the mortality rate in units of deaths per 100,000 people?