x-(4x-2)/6=(1-2x)/3追加20
4个回答
x-(4x-2)/6=(1-2x)/3
x-4x+2=2-4x
x=0
相关问题
(2X2)/1X3+(4X4)/(3X5)+(6X6)/(5X7)+...+(20X20)/(19X21)==?
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X^1/2 - 4X^1/3=5X^1/6 -20 x=?