Select all the graphs showing relations that are also functions

Use a transformation to solve the equation. w/4 = 8 can you also leave a detailed explanation on how this equation = 32

Me with this assignment ! i only partially understand, so explain. also it's a work sample. at the championship bike race, steve and paula were fighting for first place. steve was 175 feet ahead of paula and had only 300 feet left to go. he was very tired and was going only 9 feet per second. paula was desperate to catch up and was going 15 feet per second. who won the bike race and by how far did she/he win?

4. a single woman uses an online cash flow calculator which reveals a cash flow of 203. what does this mean?