Math

The points (x,3) and (2,-2) have a slope of 1/4. what is the x coordinate of the point (x,3)

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  1. y = (1/4) x + b
    -2 = (1/4)(2) + b
    -2 = 1/2 + b
    -2.5 = b
    so
    y = (1/4) x -2.5
    put in y = 3
    3 = (1/4) x - 2.5
    5.5 = 1/4 x
    x = 22

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