(x+x+3)/2=95

问题描述:

(x+x+3)/2=95

(x+x+3)/2=95
原式=5x/2=95
5x=47.5
x=9.5

(x+x+3)/2=95
(2x+3)/2=95
2x+3=190
2x=187
x=93.5

(x+x+3)/2=95
2x+3=190
2x=187
x=93.5