An archaeologist descends 22 feet into a canyon then climbs up 15 feet what is his final position

Lindsay used two points, (x,y; ) and (+2.82), to find the equation of the line, y = mx + b, that passes through the points. y2-y, first, she used the definition of slope and determined that the value of mis x, - . given this information, which expression must represent the value of b?

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?

What is the equation of a line passing through (-6,5) and having a slope of 1/3