(4/7x-12)+3/2(4/7X-12)=X 怎么解
(4/7x-12)+3/2(4/7X-12)=X 怎么解
7x(x-6)+3x=4x(2x+5)怎么解这个方程
解方程:(x-8)/(x-3)-(x-9)/(x-4)=(x+7)/(x+8)-(x+2)/(x+3)
1x+2x+3x+4x+5x+6x+7x+8x+9x+10x+11x+12x+13x+14x+15x=550
6X^6+3x^5+14x^4-12x^3-5x^2+6x-7=0 这个一元六次方程怎么解?
7x/2=(12+x)*4/2怎么解
解方程1/(x+x﹚+1/(x+3x+2﹚+1/(x+5x+6﹚+1/(x+7x+12﹚=4/21得
60+x=4x(12+x)怎么解
(x+24)+x+(x/2+12)=7x 怎么解
3x-2x(x-1)=4*1.5-7x 怎么解方程式
1/2x+1\4x+1/7x=x-3怎么解这个方程?
解方程(x-2)/(x-3)-(x-3)/(x-4)=(x-5)/(x-6)-(x-6)/(x-7)