Explain the similarities and differences about when you solve for tax or tip.

For what value of (y) is 3^3/3^y =1/9

How do i start to solve? would appreciate a walk-thru! a bird sitting 16ft above the ground in an apple tree dislodges an apple. after how many seconds does the apple land on the ground? (assuming that no branches will interfere with it's fall)

The midpoints of the sides of the large square are joined to form a smaller square. what is the area of the smaller square