4x + y = 6

-5x - y = 21

A rectangle in Quadrant II rotates 90° counterclockwise about the origin. In which Quadrant will the transformation lie?

Last year the humane society took in 21,340 animals. If the humane society was open all 52 weeks that year. how many animals were taken in each week that year

Estimate how many feet by assuming that the sand grains are roughly cube-shaped, each one with an edge length of 0.10 mm. texas has a land area of 268,601 square miles.

0.007 is 1/10 of what number

Which is the area of a circle with circumference of 15.7 units? (Use 3.14 for)

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.