3/4x-20+15/50-2x²+7/6x+30=0的分式方程
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![3/4x-20+15/50-2x²+7/6x+30=0的分式方程](/uploads/image/z/806071-31-1.jpg?t=3%2F4x-20%2B15%2F50-2x%26%23178%3B%2B7%2F6x%2B30%3D0%E7%9A%84%E5%88%86%E5%BC%8F%E6%96%B9%E7%A8%8B)
3/4x-20+15/50-2x²+7/6x+30=0的分式方程
3/4x-20+15/50-2x²+7/6x+30=0的分式方程
3/4x-20+15/50-2x²+7/6x+30=0的分式方程
3/4x-20+15/50-2x²+7/6x+30=0
3/4(x-5)+15/2(5+x)(5-x)+7/6(x+5)=0 两边乘12(x+5)(x-5)
9(x+5)+90+14(x-5)=0
9x+45+90+14x-70=0
23x+65=0
x=-65/23
如追加其它问题,