17-10x/3=10x/7-1
问题描述:
17-10x/3=10x/7-1
答
(10/7+10/3)x=17+1
x=18/[(30+70)/21]=3.78
17-10x/3=10x/7-1
(10/7+10/3)x=17+1
x=18/[(30+70)/21]=3.78