Posted by Sharon on Sunday, October 10, 2010 at 7:34pm.
ABC = 4x - 5 = 2b = 2(x + 6),
4x - 5 = 2(x + 6),
4x - 5 = 2x + 12,
4x - 2x = 12 + 5,
2x = 17,
x = 17/2,
ABC = 4X - 5 = 4*17/2 - 5 = 34 - 5 = 29
deg.
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