7(x+4)-3(4x-2)=2(2-x)怎样解方程?
解方程(x-2)/(x-3)-(x-3)/(x-4)=(x-5)/(x-6)-(x-6)/(x-7)
解方程】(x+8)/(x-3)-(x-9)/(x-4)=(x+7)/(x+8)-(x+2)/(x+3)
解方程:(x-8)/(x-3)-(x-9)/(x-4)=(x+7)/(x+8)-(x+2)/(x+3)
解方程:(x+3)/(x+2)-(x+5)/(x+4)=(x+7)/(x+6)-(x+9)/(x+8)
解方程 x+2/x+1+x+8/x+7=x+6/x+5+x+4/x+3
7x(x-6)+3x=4x(2x+5)怎么解这个方程
(x-3)(x+8)=(x+4)(x-7)+2(x+5)解方程,
方程(x-1/x-2)-(x-3/x-4)=(x-2/x-3)-(x-4/x-5)解为x=7/2,(1/x-7)-(1/
解方程(x²-x+4)x-(x-1)(x²+2)=x+7
解方程 x(2x-4)+3x(x-1)=5x(x-3)+8
5x/3x-4=1/4-3x -2的解方程怎样列?
解方程:2x+4x+6x...+100x=1-(x+3x+5x+...+99x)