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A is the midpoint of LB, LB = 6x - 17 and AB = 2x + 3
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A is the midpoint of LB, LB = 6x - 17 and AB = 2x + 3

User PJ King
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6x - 17 = 2(2x + 3) since AB is half of what LB is. Therefore AB would have to be doubled to make them equal. Then 6x - 17 = 4x + 6 by distribution, and 2x - 17 = 6 by subtraction, and 2x = 23. So x = 11.5
User Silvo
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