at 7:00 am the temperature is 5° for the next 4 hours the temperature rises by 3°F each hour. then starting at 12:00 pm the temperature falls 4°F every hour. what is the temperature at 4:00 pm

The cost of carpeting a square room at Rs 25 per square metre is Rs 8100. It has a door of 1m*2m and a window 3m*1m. The height of aroom is 6 m find the area of four walls of the room excluding the door and window

Solve the system by substitution. Y=-x^2+x-1 y=-x-1 A. (3,-4), (-1,0) B. (-1,0), (2,-3) C. (4,-5), (1,-1) D. (0,-1), (2,-3)

Select the number sentence that illustrates the commutative property of addition. A. 23 + 10 = 33 B. 10 + 23 = 23 + 10 C. 33 - 23 = 10 D. 23 + 10 = 23 + 5 + 5

5. Let A = (x, y), B = {1,2). Find the Cartesian products of A and B: A x B? (Hint: the result will be a set of pairs (a, b) where a E A and b e B)

Solve for x: y=-3x+6

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.