3m-4n-7

8m+n-6

Subtract the following polynomials

In 1979 , there were 1.8 million licensed registered nurses in a country. This number increased to 3.1 million in 2013. What is the percent increase?

Factor the expression 5x 15

If a dilation is in a composition of transformations, the order in which you perform the composition does not matter

The system of equations y = 1/4x-5 and y = - 1/2x-3 is shown on the graph below. Which statement is true about the solution to the system of equations? The x-value is between 2 and 3, and the y-value is between - 4 and - 5.

What's the squareroot - 1?

A newspaper reporter wants to know how popular the hobby of bird watching is in the city. He asked people at the local bird refuge if they watched birds as a hobby. Which of the following best explains whether the reporters data is valid or not?

I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.