Arectangular pool is 20 ft wide and 50 ft long. the deck is the same width all the way around the pool. the total area of the deck is 456 squared ft. how wide is the walkway

well my understanding of this question is they want you to use the y=14.1x -2.3 and put the coordinates they gave you onto the line segment of   y=14.1x -2.3

step-by-step explanation:

sample answer: you can determine whether each element of the domain is paired with exactly one element of the range. for example, if given a graph, you could use the vertical line test; if a vertical line intersects the graph more than once, then the relation that the graph represents is not a function.