去括号,得2x-23x-2=-x+3
移项,得2x-23x+x=2+3
合并,得73x=5,
化系数为1,得x=157.
"Life is like walking in the snow", Granny used to say, "because every step [ ]
A. has shown
B. is showing
C. shows
D. showed
读下图,这幅漫画反映的是( )
A.享乐主义人生观
B.人生理想问题
C.人都是自私的
D.价值观问题