(10-2)*(x/10+2*3)=x
问题描述:
(10-2)*(x/10+2*3)=x
答
8(.1x+6)=x
.8x+48=x
.2x=48
x=240
(10-2)*(x/10+2*3)=x
8(.1x+6)=x
.8x+48=x
.2x=48
x=240