Solve for x : x2+x-(a+2)(a+2)=0
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x^2+x-(a+2)^2 = x^2+x-a^2-4a-4
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3x-(a²+2a+2a+4)=0
-3x=-(a²+2a+2a+4)
3x=(a²+2a+2a+4)
3x=(a²+4a+4)
x=(a²+4a+4)÷3
-3x=-(a²+2a+2a+4)
3x=(a²+2a+2a+4)
3x=(a²+4a+4)
x=(a²+4a+4)÷3
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