Write √49 as an improper fraction

6x + 3y - 9 when x = 6, y = 9

A boat 160 miles in 5 hours. what is its speed in miles per minute?

20 - (3x-9) - 2 = - (-11x+1)

Is the sequence arithmetic? If so, identify the common difference. 15,22,35,46, ...

Is this a polynomial? Why or why not? 12 - (7/x^2) + 6

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.