How do i simplify - 2x - y - 2z?

If you were to roll the dice one time what is the probability it will not land on 4?

Started at 15 degrees and dropped 4 degrees and dropped 4 degrees each minute

If I had two chocolate cakes and you asked for two how many would I have left?

The value of z varies inversely with the value of w. The constant of variation is 2/3. Which are possible values for z and w? Check all that apply.

The sopwith camel was a british first world war ssingle seat biplane fighter introduced on the wetern front in 1917 traveling at its top speed of 110 mph in one direction for 2 and a half hours, how far did the plane travel?

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.