Arectangle has a perimeter of 48 cm and a width of 6 cm. use the formula p=2l + 2w to find the length.

Find the average speed of a rabbit that runs a distance of 22 m in a time of 1.8 s .

If f(x) = x+8 and g(x) = 4x- 3, find (f+g)(x)

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)