Jon has to pay $7.50 admission for the skating rink and $1.50 per hour to rent rollerblades. Write an equation for the cost (y) based on the number of hours (x).

Which answer describes the simpler problems that could be used to solve this story problem? Wendy's sister had $12 and Wendy had twice as much money as her sister. Wendy spent $4 at the market and $3 at the newspaper store.

Convert the following equation to standard form: f (x) = 4 (2x-3) (5x+7)

Of the 30 students in Mrs. Smith's math class, 13 are athletes and 9 are in band. Three of the athletes are also in band.

4 to the fourth negative power multiplied by four to the fifth power

Can someone explain integers for me? I dont really get it like why do 2 negatives equal a postitive?

What is seven times three

List all factor for each number 100. 65. 70

What is a rational number that is between 9.5 and 9.7? What is an irrational number between 9.5 and 9.7?

There are approximately 2.5 million births in a country each year. Find the birth rate in units of births per minute

Find the simple interest at the 3% annual rate for 10 years