3x-2y=-1 and 3x-2y=9 solve using elimination

mr. wallace surveyed 75 students at poole middle school to find out the students favorite place to eat lunch.

You have 896 grams of a radioactive kind of radon. If its half-life is 56 seconds, how much will be left after 224 seconds? grams

How many inches make 50 feet

Which of the following equations shows the correct form of the equation x 2 + 10x + 25 = 16 if the zero product property is to be used?

You are at a sandwich shop. You can choose from white or rye bread, turkey or ham, and Swiss or American cheese to make your sandwich. All eight possible sandwich combinations are listed below.

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.