|x-9|+3=5 I already got x=11 for one of the answers for the second answer I keep getting x=-1 but on the answer sheet it says it’s x=7

The table shows the balance of a money market account over time. write a function that represents the balance y (in dollars) after t years.

Aball is dropped from a height of 10m above the ground. it bounce to 90% of its previous height on each bounce. what is the approximate height that the ball bounce to the fourth bounce?

How many square centimeters of wrapping paper will be used to wrap the shoe box?