解不等式:(2x+1)≥3(x-1) x/4>(x-1)/3
问题描述:
解不等式:(2x+1)≥3(x-1) x/4>(x-1)/3
答
解
(2x+1)≥3(x-1)
2x+1≥3x-3
2x-3x≥-1-3
-x≥-4
x≤4
x/4>(x-1)/3
3x>4(x-1)
3x>4x-4
3x-4x>-4
-x>-4
x