What is the answer to 3 (2-x) - 2 if x equal - 2

Write an expression that is equivalent to 4 (w+3) - 2

The bag was filled with red marbles and blue marbles in the ratio of 5:7. If there were 180 marbles in the bag, how many were red?

Find the total cost: $225 bill with a 35% markup

Find the greatest common factor 4a^2x^2 + 4a^2x + 4a^2

Marcy got 57.1% on her quiz. there was 19 questions. 3 questions still need to be answered and are now counted as wrong. what will her final score be if she gets all three questions right? what will her final score be if she only gets 2 right?

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.