求不等式x+5-(x-1)÷3>(2x+3)÷2+(x÷3)-1的非负整数解
问题描述:
求不等式x+5-(x-1)÷3>(2x+3)÷2+(x÷3)-1的非负整数解
答
两边乘6
6x+30-2x+2>6x+9+2x-6
30-2x+2>2x+3
4xx所以非负整数解是x=0,x=1,x=2,x=3,x=4,x=5,x=6,x=7,x=8