04-03-2015
Mathematics

contestada

7x-2[2-(6-3x)]

Can u explain to me how to do this one step by step

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konrad509 konrad509

04-03-2015

[tex]7x-2(2-(6-3x))=\\ 7x-2(2-6+3x)=\\ 7x-4+12-6x=\\ x+8[/tex]

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Panoyin Panoyin

04-03-2015

7x - 2[2 - (6 - 3x)]
7x - 2[(2 - 6) - 3x
7x - 2[-3 - 3x]
7x - 2(-3) + 2(3x)
7x + 6 + 6x
7x + 6x + 6
13x + 6

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