pedro46 pedro46

11-07-2017
Mathematics

contestada

Find the value of x if A, B, and C are collinear points and B is between A and C.
AB=3x,BC=2x−7,AC=2x+35

Respuesta :

11-07-2017

By segment addition rule AB + BC = AC
3x + 2x - 7 = 2x + 35
3x = 42
x = 1 4
CHECK
3(14) = 42
2(14)-7= 21
-------------------
2(14)+ 35= 63

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