How do you find the surface area of a sphere?

Twelve divided by the sum of x and 2 equals the quotient of 4 and the difference of x and 2. Find x.

List multiples to find the LCM of 27 and 45 A. 45 B. 675 C. 1, 215 D. 135

Select all of the equations that have no real solution. A 5x - 1 - 2x = 3x - 7 B 6x - (x - 2) = 5x - 2 C - 3 (5x + 3) = - 15x - 9 D 10x + 4 + x = 4 + 11x - 1

The sum of 2 intergers equal 8

Which expression represents the given word phrase? the difference of 3 times a number n and 2 A. 3 - 2n B. 2 - 3n C. 2n - 3 D. 3n - 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.