In how many different ways can the following positions be chose from the 18- member math team? president, vise president, and treasurer a) 4,080 b)306 c) 5,814 d) 4,896

6.3x+14 and 1.5x-6 answer in simplified form

Steve wants to develop a way to find the total cost of any item including sales tax. the sales tax in his city is 6%. his friend jenna writes the expression x + 6x where x is the cost of the item. explain whether her expression is correct based on the situation.

Hector and alex traded video games. alex gave hector one fourth of his video games in exchange for 6 video games. then he sold 3 video games and gave 2 video games to his brother. alex ended up with 16 video games. how many video games did alex have when he started?