((-9+14)/2, (-20+12)/2)
(5/2,-8/2)
(5/2,-4)
If B is the midpoint of AC, then |AB| = |AC|.
|AB| = 3x + 2
|BC| = 5x - 10
Therefore we have the equation:
3x + 2 = 5x - 10 |subtract 2 from both sides
3x = 5x - 12 |subtract 5x from both sides
-2x = -12 |divide both sides by (-2)
x = 6
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B.yuri divided by n instead of n-1
X = -3/2
I hope my work .... helped you out a little.
The equivalent fractions are 3/4 & 12/16 hope this helps!!