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-2x+42-4(5+12x)=9x+9
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-2x+42-4(5+12x)=9x+9

User Jrenk
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Equation


\begin{gathered} -2x+42-4(5+12x)=9x+9 \\ -2x+42-20-48x=9x+9 \\ -48x-9x-2x=9+20-42 \\ -59x=-13 \\ x=(13)/(59) \end{gathered}

User Jlaceda
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