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posted by daniel Wednesday, January 18, 2012 at 2:57pm.

given: 4x+8 over 2 equals 9 prove: x= 5 over 2

(4x+8)/2 = 9 ----> x = 5/2 2x + 4 = 9 Subtract 4 from both sides, then divide both sides by 2.

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