Jerry is trying to earn $209 for some new video games. if he charges $47 to mow a lawn, how many lawns will he need to mow to earn the money

There were 816 people at a concert when a band started to play. after each song, only half the people stayed to hear the next song. how many people were left at the concert after x songs? write a function to represent this scenario.

An objects motion is described by the equation d= 4sin (pi t) what will the height of the object be at 1.75 seconds?

An equation where variables are used to represent known values—function notation true or false