(x+x+3)/2=95
问题描述:
(x+x+3)/2=95
答
(x+x+3)/2=95
原式=5x/2=95
5x=47.5
x=9.5
答
(x+x+3)/2=95
(2x+3)/2=95
2x+3=190
2x=187
x=93.5
答
(x+x+3)/2=95
2x+3=190
2x=187
x=93.5