The function, f (x) = 70n-400, models the profit the instructor of guitar class per month, where n is the number of students enrolled in the class. How many students must be enrolled in the class for the instructor to make a profit?

Is this sequence arithmetic, geometric, or neither? 3, 6, 9, 12, 15, ... arithmetic neither geometric

Jamil always throws loose change into a pencil holder on his desk and takes it out every two weeks. This time it is all nickels and dimes. There are 7 times as many dimes as nickels, and the value of the dimes is $3.

A family will travel 350 miles from their house in order to reach dallas, texas. which inequality can be used to find all possible values of t, the time it will take this family to reach dallas in hours, if they travel at ab average speed of at

Which expression uses the Distributive Property to find 6 · 4.97?

The linear combination method gives a solution of (-4, 2) for which of these systems of linear equations? 3 x + 13 y = 14. 6 x + 11 y = negative 2. 4 x + 5 y = 12. 8 x + 3 y = negative 4. 5 x + 4 y = 12. 7 x + 8 y = 12. 10 x + 3 y = 8.

Elena says that 25 cm is equal to 250mm. Do you agree? Why or why not?

What is 88/25 simplified

Mr. Malone used 40 pounds of insecticide to cover 1760 ft.² of lawn and 60 pounds to cover an additional 2640 ft.² how many pounds of insecticide when Mr. Maloney to cover is a whole lawn of 4480 ft.²

Rachel needs to wite 3 book reports with b pages and 3 science reports with s pages during the school year. Write an algebraic expression for the total number of pages Rachel will need to write.

The table models how the population of a city has changed over time. What does the y-intercept represent?