3-4x=2-x 怎么求x
问题描述:
3-4x=2-x 怎么求x
答
3-4x=2-x
-4x+x=2-3
-3x=-1
x=1/3
3-4x=2-x 怎么求x
3-4x=2-x
-4x+x=2-3
-3x=-1
x=1/3