2x/7-(3/2)>5x-6/14,5/12-(x-1)/3≤x/6,(x+1)/2减去(2x-1)的差大于2,列出不等式并解答.
问题描述:
2x/7-(3/2)>5x-6/14,5/12-(x-1)/3≤x/6,(x+1)/2减去(2x-1)的差大于2,列出不等式并解答.
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答
2x/7-3/2>5x-6/14
6/14-3/2>5x-2x/7
6-21>70x-4x
-15>66x
x2
x/2+1/2-2x+1>2
-1/2>3x/2
x