ldcf.net
当前位置:首页 >> 3.5x–2.1x=0.28解方程 >>

3.5x–2.1x=0.28解方程

3(x-2)=9.6, x-2=9.6÷3, x-2=3.2, x=3.2+2, x=5.2

3.5x-3.6=3.4, 3.5x=7, x=2

网站首页 | 网站地图
All rights reserved Powered by www.ldcf.net
copyright ©right 2010-2021。
内容来自网络,如有侵犯请联系客服。zhit325@qq.com