Question 827830
|2-3x| less than or equal to 4
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-4 <= 2-3x <= 4
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Subtract 2 along the line to get:
-6 <= -3x <= 2
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Divide thru by -3 to get::
Note: That reverses the inequality::

-2/3 <= x <= -6/-3
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-2/3 <= x <= 2
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Cheers,
Stan H.