Algebra

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Could someone help me reason this equation out? It stumped me.
3x +x(x-1)=0
I can only come up with 0 but I know it is more indepth than that.

Thanks.

  • Algebra -

    3x+x^2-x=0
    x(x+2)=0

    x=0 is one solution, and x=-2 is another.

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