You can put this solution on YOUR website! 5< (2x - 4)/3 < 6
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Multiply thru by 3 to get:
15 < 2x-4 < 18
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Add 4 along the line to get:
19 < 2x < 22
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Divide thru by 2 to solve for "x":
(19/2) < x < 11
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Cheers,
Stan H.
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