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Mathematics 8 Online
OpenStudy (anonymous):

(2x+7)(2x+9)

OpenStudy (anonymous):

Distribute 2x

OpenStudy (anonymous):

4x^2+32x+63 4x^2+32x-80=0 x^2+8-20=0 (x+10)(x-2)=0 x=2 is thhis correct

OpenStudy (saifoo.khan):

can u please repost?

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