7.8一X=4.5 9.1除以X=2.67.8一X=4.5 9.1除以X=2.6
问题描述:
7.8一X=4.5 9.1除以X=2.6
7.8一X=4.5 9.1除以X=2.6
答
阿瓦打我打我大声地问伟大的时代打洼儿
答
(1)7.8-x-7.8=4.5-7.8
-x=-3.3
x=3.3
(2)9.1/x=2.6
9.1=2.6x
x=9.1/2.6
x=91/26