计算：(7x^2-6x^2+3x)÷3x=

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计算：(7x^2-6x^2+3x)÷3x=
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计算：(7x^2-6x^2+3x)÷3x=
计算：(7x^2-6x^2+3x)÷3x=

计算：(7x^2-6x^2+3x)÷3x=
(7x^2-6x^2+3x)÷3x
=(x^2+3x)÷3x
=x^2÷3x+3x÷3x
=x/3＋1

=(x^2+3x)÷3x
=（x + 3）/3

不知道唉，

=7x-6x+1=x+1

x/3-1

13/3x+1

(15x^2-7x-2)/(3x-2)=5x+1,15x^2-7x-2=(3x-2)(5x+1)

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