(x-1)ᘧ࿾6⼀7=8⼀9x怎么解方程?

2025-02-03 02:02:40
推荐回答(1个)
回答1:

解:(x-1)✖️6/7=8/9x
x-1=8/9x÷6/7
x-1=28/27x
28/27x-x=-1
1/27x=-1
x=-27