-3x(-2)+(-27)/(+3)
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-3x(-2)+(-27)/(+3)-3x(-2)+(-27)/(+3)-3x(-2)+(-27)/(+3)-3x(-2)+(-27)/(+3)=6+(-9)=-3
-3x(-2)+(-27)/(+3)
-3x(-2)+(-27)/(+3)
-3x(-2)+(-27)/(+3)
-3x(-2)+(-27)/(+3)
=6+(-9)
=-3
x(x+1)+(x+2)+(x+3)+(x+4)+(x+5) = 27求x
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