>
数学
>
8.5x-3.9x=55.2(解方程)
人气:176 ℃ 时间:2020-04-01 06:19:31
解答
8.5x-3.9x=55.2
4.6x=55.2
x=55.2/4.6
x=12
推荐
6.5x+x+3.8=22.55解方程
9x=5x解方程.
13.5x+9x-2.5x=210解方程
解方程:9x-5x=8
2.1X+7.9X=6.9解方程.5X+0.8乘2=7.3解方程
抽气机每次抽出空气的60%.使剩下的空气少于原来的0.1%.则至少抽几次?
Your homework is well done.Just ____ some small mistakes in it.A; correct B;control 为什么?
已知:1/2+1-1/2,1/6=1/2-1/3,1/12=1/3-1/4,1/20=1/4-1/5.求1/2+1/6+1/12+1/20的结果.
猜你喜欢
把2根底面直径为6cm的圆柱形钢材焊成一根,它的表面积比原来减少几平方厘米?
people who like to spend time alone often prefer
The longjing tea in our shop is in very high quality,no matter the taste or the scent.So how much
what is the definition of intercultural communication
对于一个平板电容器,当介质为真空时,其电场能量计算非常方便.
在平面直角坐标系中,RT△ABC的斜边AB在x轴上,顶点C在y轴的负半轴上,OA比OC=3比4,点P在线段OC上,且PO、PC的长(PO小于PC)是方程x方-12x+27=0的根.
fx定义域为R 对一切实数都有f(x+2)=f(2-x) 证明fx的图像关于直线x=2对称
Where is your new bike?I have had it()My son broke it yesterday
© 2024 79432.Com All Rights Reserved.
电脑版
|
手机版