2/3x-4/1x=12/7(解方程)
解方程:(x-8)/(x-3)-(x-9)/(x-4)=(x+7)/(x+8)-(x+2)/(x+3)
解方程 x+2/x+1+x+8/x+7=x+6/x+5+x+4/x+3
解方程1/(x+x﹚+1/(x+3x+2﹚+1/(x+5x+6﹚+1/(x+7x+12﹚=4/21得
x+1分之x+2减去x+3分之x+4=x+5分之x+6减去X+7分之x+8 (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 (12x-9)/(2X²-7X+5)=4/(2x-5)+3x/(1-x)
解方程:2x(x-1)-x(3x+2)=-x(x+2)-12
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
解方程,(1)x^2-x-4分之7=0 (2)4x^2-6x-3=0 (3)x(x+4)=8x+12
解方程1\x^2+3x+2+1\x^2+5x+6+1\x^2+7x+12+1\x+4=3\2
解方程1/(x^3+3x+2)+1/(x^3+5x+6)+1/(x^3+7x+12)=1/(x+4)