Solve the system of linear equations.

{4x-2y = 12

{x+2y = 8

There are 45 male teachers and 75 female teachers in a school. Find the percentage of i) male teachers

What is the answer of 5.21 + 0.6-0.27/3

Which describes a correct way to construct a scatterplot?

How do you find the product of (-y-3x) (-y 3x) ?

What is 17 divided by 5,542

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.