What is 6m2 + 6m - 9m2

What is the perimeter of a rectangle whose length is - 3x + 4 and a width of 5x - 2?

What's the answer to 3x-2+10=8x-2

Find the value of 8.3 * 24.2 * 0.03. Round your answer to the nearest hundredth.

What is the mean of the set of numbers? {-9, - 8, 4, - 1}

Which transformations have been applied to the graph of f (x) = x2 to produce the graph of g (x) = - 5x2 100x - 450? check all that apply. 1 / the graph of f (x) = x2 is shifted up 25 units. 2 / the graph of f (x) = x2 is shifted up 50 units.

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.