x+120=3\5[6x-(x+120)]
问题描述:
x+120=3\5[6x-(x+120)]
X+120=3/5[6X-(X+120)]
应该是576,
答
x+120=3/5[6x-(x+120)]
5x+600=3[6x-(x+120)]
5x+600=3[6x-x-120]
5x+600=3[5x-120]
5x+600=15x-360
15x-5x=600+360
10x=960
x=96不对