Answer all , and show work if you can, : )

The number of branches on a tree demonstrates the fibonacci sequence. how many branches would there be on the next two levels of this tree? 13 | | | m branches

Joe has some money in his bank account he deposits 45$ write an expression that represents the amount of money in joe's account

Solve for x: 5/3 x = 20/21 it's fraction. remember to simplify your fraction