4.3x-4乘以6.5=7.6
方程:15乘以(3x-8)-4乘以(2x+3)=6乘以(4x-4)-4怎么解
27046=2乘以( )+7乘以( )+4乘以( )+6乘以( )
解一元二次分式方程:(4+x)乘以(3乘以2000/x)=6300
shuihuijiezhedaofangcheng 1/3x乘以0.5+1/4(88-x)乘以0.7=15谢谢
7x+(35-x)乘以4=155解方程
(1+40%)乘以X乘以80%—X=15
解指数方程:3乘以4的x次方+2乘以9的x次方=5乘以6的x次方
=3乘以2乘以1,=4乘以3乘以2乘以1,=5乘以4乘以3乘以2乘以1,那么100!除以99!
解方程2乘以0.2x-3乘以0.3x+5乘以0.4x=0.3乘以5
3x-4乘以5=16解下列方程
①2x-4分之x方-4x+4乘以(x+2)=?
解方程 x+7x-5x+x=(15-5)乘以4