5(x-1)/6-1≥2(x+1)/3 解不等式,

问题描述:

5(x-1)/6-1≥2(x+1)/3 解不等式,

5(x-1)/6-1≥2(x+1)/3
5*(x-1)-6≥2*2*(x+1)【这步是左右两边同时乘以6】
5x-5-6≥4x+4
5x-4x≥5+6+4
x≥15