jm340973 jm340973

30-07-2017
Mathematics

contestada

solve for the indicated variable: 2[x + 3(x - 1)] = 18

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konrad509 konrad509

30-07-2017

[tex]2[x + 3(x - 1)] = 18\\ x+3x-3=9\\ 4x=12\\ x=3 [/tex]

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Banabanana Banabanana

30-07-2017

[tex]2(x+3(x-1))=18\\2(x+3x-3)=18 \\ 4x-3=18/2 \\ 4x-3=9 \\ 4x=9+3 \\ 4x=12 \\ x=12/4 \\ x=3[/tex]

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