greatest common factor of - 27x2yz5 + 15x3z3

A truck traveling at 36 m/s heads out of town going west. How long does it take to go 5.2 km?

What is the probability of a card drawn from a standard deck is red and has a letter.

Solve each equation. - 9X+1=-80

Evaluate each expression if x=-1, y=3, z=-4. 3|z-x|+|2-y|

Which soap deal has the lowest price per ounce? $5.75 for 14.0 oz $3.45 for 3.5 oz $5.50 for 13.0 oz $5.25 for 12.0 oz

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.