0·7x+2·4=4·8-0·5x
问题描述:
0·7x+2·4=4·8-0·5x
答
0·7x+2·4=4·8-0·5x
1.2x=2.4
x=2
0·7x+2·4=4·8-0·5x
0·7x+2·4=4·8-0·5x
1.2x=2.4
x=2