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19 June, 10:36

Equation that works for (3,21) and (21,3)

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  1. 19 June, 12:21
    0
    Step-by-step explanation:

    3-21/21-3 = slope

    slope = -1

    y=-1x+b

    21=-3+b

    b=24

    y=-x+24
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