Question 490455
2x&#8804;5-7x<7+x 
The answer my textbook gives (in interval notation) is: (-1/4, 5/9] 
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Solve: 2x <= 5-7x
9x<=5
x <= 5/9
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Solve: 5-7x < 7+x
8x > -2
x > -1/4
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Solution
-1/4 < x <= 5/9

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Cheers,
Stan H.