Simplify the expression - 2 (3z-4y) - z

Which ratio correctly compares 120 cm to 80 mm? A. 3 to 20 B. 3 to 2 C. 15 to 1 D. 150 to 1

The solution to 13x = 65 is x = ___. (Only input whole number)

A cylinder and a cone have congruent bases and the same volume. What could be the height of the cylinder and the height of the cone?

Four times a number is more than three times the number plus five

An equation in the system is y = x + 1. What is the other equation in the system if the solution is only at (0, 1) ? x - y = 1 2x + 2y = 4 x + y = 1 x + 2y = 2

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.