Question 225484
{{{12=3x-x+4x}}}


Step 1.  Add the x-terms


{{{12=(3-1+4)x}}}


{{{12=6x}}}


Step 2.  Divide by 6 to both sides of the equation


{{{12/6=6x/6}}}


{{{2=x}}}


Step 3.  ANSWER:  The solution is {{{x=2}}}


I hope the above steps and explanation were helpful.


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Respectfully,
Dr J

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