(x-8000 )·(1+10%)= (1+35%)x-11800 求X=?
问题描述:
(x-8000 )·(1+10%)= (1+35%)x-11800 求X=?
答
(x-8000 )·(1+10%)= (1+35%)x-11800
1.1x-8800=1.35x-11800
11800-8800=0.25x
3000=0.25x
x=12000算错了11800-8800=3800你仔细算算。