Question 636839
{{{3x+6=42}}} Start with the given equation.



{{{3x=42-6}}} Subtract {{{6}}} from both sides.



{{{3x=36}}} Combine like terms on the right side.



{{{x=(36)/(3)}}} Divide both sides by {{{3}}} to isolate {{{x}}}.



{{{x=12}}} Reduce.



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Answer:


So the solution is {{{x=12}}}