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Anu goes 20 km east from point A to a point B. From B, she moves 15km west along the same road. If distance in the east direction is represented by a positive integer,how will you represent the distance travelled towards west. By which integer will you represent her final position from A?
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Distance travelled towards west is represented as a negative integer -15
Her final position = 20 - 15 = 5kms from A
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