9X+(7/120-X)乘以28=1
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/17 04:05:17
xJP_*͝;I$Ct''iMTԅKJ-2U_h\Y
8Ùa>΄EGv[)']Nf{
g~aTYFNwiC9iU[(7͊4*G$ͬqv@ ) b(}rIыAp|hEzGCM
"pZ0p$*v%ވX/ ,2h5W( _ژ[!K)5d~7>4jQD
1TJ00{?-nxxy䶮?7?m
9X+(7/120-X)乘以28=1
[5x+9x乘以(66-x)]乘以(1-18%)=1.75x+7.2乘以(66-x)
已知3乘以x的平方-x=1,求6乘以X的立方+7乘以x的平方-5乘以x+2007的值
x乘以Y=x乘以(1-10%)乘以Y+x乘以(1-10%)乘以2 等于多少啊
9x+7/3x+2 - 4x+5/2x+3 =1 解方程方程两边同时乘以(3x+2)(2x+3)
2乘以[1减1/3乘以(x减3分之1加x)]=3乘以[x/6减1/2乘以(2x减3分之10减7x)]
x乘以x+1乘以x+2乘以x+3=3024怎么解?
(1+40%)乘以X乘以80%—X=15
1、(x+4)乘以(x+5)2、(x+2)乘以(x+3)乘以(x+4)3、(x+7)乘以(x-6)-(x-2)乘以(x+1)4、(2x-1)乘以(2x+1)乘以(4x²+1)、5、(3x+2y)乘以(2x+3y)-(x-3y)乘以(3x+4y)
计算:(1/3 乘以x - 1/2 乘以y)(1/9 乘以 x的平方+1/6 乘以xy+1/4 乘以y的平方)要有过程
(1+40%)乘以X乘以80%—X=15 (1+40%)乘以X乘以80%—X=15
若3乘以x的平方减x等于1,求9乘以x的四次方加12乘以x的三次方减2乘以x的二次方减7乘以x加2005
x-120=2乘以(x-200)
解方程:6x=9乘以(5-x)
(x+y)9次方乘以(x+y)=
8/9X乘以18-1/5x=1.5
x(x-1)乘以2=45 怎么解,x(x-1)乘以2=45
急 1/1乘以3 +1/3乘以5 + 1/5乘以7 +.+1/(2x-1)(2x+1)=10/21解方程,