5x + 10 - 3 = 12 8 - 2x + 15 = 7 4x + 6 - 1 = 17 12 - 3x + 20 = 5 7x + 14 - 5 = 23 9 - ...

IP属地:重庆
5x + 10 - 3 = 12 8 - 2x + 15 = 7 4x + 6 - 1 = 17 12 - 3x + 20 = 5 7x + 14 - 5 = 23 9 - ...
1:运行安装命令rpm -Uvh http://www.elrepo.org/elrepo-release-7.0-2.el7.elrepo.noarch.rpm;yum -...