7-3/2(x-1)=1

问题描述:

7-3/2(x-1)=1

7-3/2(x-1)=1
14-3(x-1)=2
x=5

7-3/2(x-1)=1
3/2(x-1)=7-1
x-1=6÷3/2
x-1=9
x=10

14-3(x-1)=2
14-3x+3=2
-3x=-15
∴x=5

7-3/2(x-1)=1
14-3(x-1)=2
14-3x+3=2
-3x=-15
x=5