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2x square +x+3=21-x square -2â€‹x

Answers (1)

2x²+x+3=21-x²-2x

3x²+3x-18=0

3x²+9x-6x-18=0

3x(x+3)-6(x+3)=0

(x+3)(3x-6)=0

x =-3, x=2

Posted by

Ravindra Pindel

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