11/12x-120%=6.5,解方程,急用的,求求你啦
问题描述:
11/12x-120%=6.5,解方程,
急用的,求求你啦
答
11/12x-120%=6.5
11/12x=6.5+1.2
11/12x=7.7
x=8.4