Why do people purge or clean out their financial records instead of keeping every financial document they receive?

Which of the following system of equation is not equal to the system of equations is not equal to the system of equations shown below

Do 12/14 and 8/10 have the same value? explain your answer.

Anew shopping mall is gaining in popularity. every day since it opened, the number of shoppers is 5% more than the number of shoppers the day before. the total number of shoppers over the first 10 days is 1258 how many shoppers were on the first day?