Question 625075
Given: B is the midpoint of line AC. Find x, AB, BC, and AC.

1. AB = 4x, AC = 28 + x
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AB = 1/2 of AC
2*4x = 28 + x
8x = x + 28
7x = 28
x = 4
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AB = 16
AC = 32
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BC = 16