4道方程题,73-3(x-1)=706 2:2(2x-15)=6(4x-9)3.(x-8)÷2=(2x-2)÷3 4:5
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4道方程题,73-3(x-1)=706 2:2(2x-15)=6(4x-9)3.(x-8)÷2=(2x-2)÷3 4:50-7(3-y)=(y+7)+25
![4道方程题,73-3(x-1)=706 2:2(2x-15)=6(4x-9)3.(x-8)÷2=(2x-2)÷3 4:5](/uploads/image/z/14876870-14-0.jpg?t=4%E9%81%93%E6%96%B9%E7%A8%8B%E9%A2%98%2C73-3%28x-1%29%3D706+2%3A2%282x-15%29%3D6%284x-9%293.%28x-8%29%C3%B72%3D%282x-2%29%C3%B73+4%3A5)
1:73-3(x-1)=706 73-3x+3=706 -3x=706-76 x=-210
2:2(2x-15)=6(4x-9) 4x-30=24x-54 20x=24 x=6/5
3.(x-8)÷2=(2x-2)÷3 3x-24=4x-4 x=-20
4:50-7(3-y)=(y+7)+25 50-21+7y=y+32 6y=3 y=1/2
2:2(2x-15)=6(4x-9) 4x-30=24x-54 20x=24 x=6/5
3.(x-8)÷2=(2x-2)÷3 3x-24=4x-4 x=-20
4:50-7(3-y)=(y+7)+25 50-21+7y=y+32 6y=3 y=1/2
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
解方程 x(2x-4)+3x(x-1)=5x(x-3)+8
解方程:2x+4x+6x...+100x=1-(x+3x+5x+...+99x)
方程(x+1)(x+2)(x+3)(x+4)(x+5)(x+6)(x+7)(x^2+8x+9)+64=0
x+2x+3x+4x+5x+6x+7x+8x+9x=9x-8x-7x-6x-5x-4x-3x-2x-x.x等于多少?
已知 X=4- 根号3 求 (X*X*X*X-6X*X*X-2X*X+18X+23) / (X*X-8X+15)的值
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-2)/(x-3)-(x-3)/(x-4)=(x-5)/(x-6)-(x-6)/(x-7)
1x+2x+3x+4x+5x+6x+7x+8x+9x+10x+11x+12x+13x+14x+15x=550
解分式方程:x-3/x-1-x-4/x-2=x-5/x-3-x-6