The temperature outside is currently −8°F. Write a subtraction problem showing how many degrees the temperature would need to change in order to reach 7°F.

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?

Evaluate 8j -k+148j−k+14 when j=0.25j=0.25 and k=1k=1.

Paul can type 60 words per minute and jennifer can type 80 words per minutes.how does paul's typing speed compare to jennifer's