移项解方程(1)x+4=-3 (2)2x=3x+1/4 (3)8-4.5x=7.5x-4 (4)-4x+4=-8x-8
移项解方程(1)x+4=-3 (2)2x=3x+1/4 (3)8-4.5x=7.5x-4 (4)-4x+4=-8x-8
解方程:(x-8)/(x-3)-(x-9)/(x-4)=(x+7)/(x+8)-(x+2)/(x+3)
解方程 x(2x-4)+3x(x-1)=5x(x-3)+8
解方程 x+2/x+1+x+8/x+7=x+6/x+5+x+4/x+3
(1) x-3/x-2 - x-5/x-4=x-7/x-6 - x-9/x-8
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)
六道解方程4×(0.8-x)=1.45+2/3x-1/2x=1210x+9=8x+19115%x+15%x=1.32x-
解方程(x/x(x+2))+(x/(x+2)(x+4))+.+x/(x+8)(x+10)=1
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)
3/8x+(x-3/8x)×2/3+55=x+1/4x 用方程解
1/(x+2)(x+4)+1/(x+a)(x+6)+1/(x+6)(x+8)=2/(3x+24) 解方程