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# The slope of the line passing through the points (7, 5) and (21, 15) is 5/77/557. Another line with a slope that is one-third that of the slope you just calculated passes through the origin and the po

The slope of the line passing through the points (7, 5) and (21, 15) is 5/77/557.

Another line with a slope that is one-third that of the slope you just calculated passes through the origin and the point (3, 5)(3, 7)(21, 5)(21, 7).