Harold earns $9.50 an hour making burgers at Burger Mania. He also gets a set amount of $50 each week. Last week he earned $240. How many hours did Harold work last week?

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.

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?

Which number completes the system of linear inequalities represented by the graph? y> 2x – 2 and x + 4y 2 et 2 3 4