Stores having a sale on trail mix and jelly beans 12 lb of Trail Mix in 2 lb of jelly beans the total cost is $47 for 3 lb of Trail Mix and 5 lb of jelly beans the cost is $23

What is the solution to the equation 9^(x+1) =27

Astuntman jumping off a 20-m-high building is modeled by the equation h=20-5t^2, where t is the same in seconds. a high-speed camera is ready to film him between 15m and 10m above the ground. for which interval of time should the camera film him?

Explain why the factor 1.5 is broke. into two numbers in the model.