Martin is considering the expressions 1/2(5x + 36) and -(1/2x-4) + 3(x + 5). He wants to know if one expression is greater than the other for all values of x.

A. The value of the expression is always equal

B. The value of the expression is always less

C. The value of the expression is always greater

D. The value of the expression is sometimes greater

Which table shows a proportional relationship between miles traveled and gas used?

Bella want to know what the students at her school think of her show. which is the best group to survey to find this information a. go to the mall and ask all of the students she recognizes from school b. ask her viewers to call in durning an episode of the show c. get a list of students at her school from the office and use a random number generator to pick 30 of them d. get a list of students at her school from the office and pick the first 30 students on the list

Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?