ArtemX772553 ArtemX772553

29-10-2022
Mathematics

contestada

which expression is equvialent to 2x^2 + (4x-6x^2) + 9 - (6x+3)? A -4x^2 - 2x + 12B -4x^2 - 2x + 6C -10x + 6D 18x + 12

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KandyC162172 KandyC162172

29-10-2022

[tex]2x^2+(4x-6x^2)+9-(6x+3)=2x^2+4x-6x^2+9-6x-3[/tex][tex]2x^2+(4x-6x^2)+9-(6x+3)=2x^2-6x^2+4x-6x+9-3[/tex][tex]2x^2+(4x-6x^2)+9-(6x+3)=-4x^2-2x+6[/tex]

Hence, the correct choice is B

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