How do I solve this. ((4x^2) + 9) / (4x^2) - 9

Which of the following are true statements about a 30-60-90 triangle? Check all that apply

Monica has a triangular piece of fabric the height of the triangle is 15 inches and the triangles base is 6 inches Monica says that the area of the fabric is 90 inches what error did Monica make explain your answer

a veterinarian prescribed sunny, a 65 lb dog, an antibacterial medicine in case an infection emerges after her teeth were cleaned. if the dosage is 5 mg for every pound, how much medicice was sunny given?

What is the solution of the equation? 4.8 + x - 5.9 = 3.6

Fill in the blank. 2 x (8 + 3) = (2 x _) + (2 x 3)

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.