2/7 (3X-7)=2-1.5x

来源：学生作业帮助网 编辑：作业帮 时间：2024/11/02 20:30:20
2/7 (3X-7)=2-1.5x
x)37W05״553I*"_`gCj';ط鄞';g<ٽ\ s M ]C[C]CIf@B~qAbvG1

2/7 (3X-7)=2-1.5x
2/7 (3X-7)=2-1.5x

2/7 (3X-7)=2-1.5x
2/7 (3X-7)=2-1.5x 两边同乘以7 2（3x-7)=7(2-1.5x) 6x-14=14-10.5x
16.5x=28 x=59/31