Whats the sum of (3a2+2a+8) + (5a2-a)

Schema is a view of the world that someone else tells you. true or false

How do you expand 3 (11x + 1)

Half of 100 is 50, and half of 50 is 25. What number is half of 25

Stephanie and her family are taking a road trip. She notices a sign that says the weight limit on an upcoming bridge is 12 tons. She determines that a vehicle cannot weigh more than ___ tons to cross the bridge.

F (x) = 2x^2 + 5x + 20 Find f (-9)

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.