有到题怎么解呀,求解(x/29.5)-(x/2.95)=18.9
问题描述:
有到题怎么解呀,求解(x/29.5)-(x/2.95)=18.9
(x/29.5)-(x/2.95)=18.忘了怎么解这个方程了
答
(x/29.5)-(x/2.95)=18.9
X-10X=18.9×29.5
-9X=18.9×29.5
X=-61.95