When the boat has traveled 7 meters, the height of the barnacle

How do you use the elimination method for this question? explain, because i really want to understand!

Compare the cost of the bike trips from the two companies shown.for both the cost in a linear function of the number of days which statements is true

Miss henderson wants to build a fence around a rectangular garden in her backyard in the scale drawing the perimeter of the garden is 14 in of the actual length of a b is 20 ft how many feet of fencing what you need