30/x - 30/(x+3) = 0.5和2x/x+1=1-x/3x+3怎么解要有过程
来源:学生作业帮助网 编辑:作业帮 时间:2024/10/06 09:34:22
xQN@&&M%SL.1bb\ 1.m@26(c{ΝT=([Zk|ar@.'@%qi=v~2}>ujoЪ̈́}4&0!7_itM܄0lnRyۖ@xL&&^\V\qaW
M_U/@릺
ዥue<"QS_KxMga+h-I6D_ZEv"s|PK-V1euIH[MI.z+,#PCSK5%9Yƺfw}| '
3X+30+X+X-15=?
x+35=(x+3x)*30%
x-(30-x)=(30-x)-x/3,怎么解
x+3x-(9x+30x)=98
x-2/3x+x+2/7x=30
(x+30)*(x-18)=x*x
计算:(x+1)x=7 (x-1)(x+2)=30 (3-x)(3-x)+x=9
x-2/5x-(x-2/5x)2/3-(2/5x-1/3x)=30求x
(x^2-3x+1) (x^2+3x+2)( x^2-9x+20)= -30求X
一个“整式的乘法”的问题请先阅读下列解题过程,再仿做下面的问题.已知X*X + X - 1=0,求X*X*X + 2*X*X + 3的值.解X*X*X + 2X*X +3=X*X*X +X*X -X +X*X +X +3=X{X*X +X -1} +X*X +X -1 +4=0+0+4=4+ x + X*X + X*X*X=0.+ X*X + X*X*X
(x+2)(x-3)>0这个不等式的解集是不等式组x+2>0 与 x+20 x-30}={x/x>3}.{x/{x+2
(16x-13)/(4x-3)-(20x-24)/(4x-5)=(32x-30)/(8x-7)-(40x-43)/(8x-9)求x
x-[2/5x+(x-2/5x-36)*2/3+36]=30 求x
x-30-(x-30)*0.7=0.
30/x=30/(x-1.5)-x
3x=3/4x+30求x
4x/20=30-3x/3x
(30+x)/(70+x)=3 x=