Question 173422
compute x such that a straight line passing trhu (2,x)and x-2)has has a slope of -2/3
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m = (y2-y1)/(x2-x1)
-2/3 = (-2-x)/(x-2)
-2 = (-6-3x)/(x-2)
-2x + 4 = -6 - 3x
x = -10