已知2m-3x+1=0,3n-2x-16=0且m≤4<n,求x的取值
问题描述:
已知2m-3x+1=0,3n-2x-16=0且m≤4<n,求x的取值
答
2m-3x+1=0
m=(3x-1)/2
3n-2x-16=0
n=(2x+16)/3
m≤4<n
(3x-1)/2≤4<(2x+16)/3
-2<x≤3