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3(2x+4) - 2(4x-1)=20A. x=5B. x=-5C. x=3D. x=-3
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3(2x+4) - 2(4x-1)=20A. x=5B. x=-5C. x=3D. x=-3

User Tacha
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1 Answer

4 votes

we have the following:


3(2x+4)-2\left(4x-1\right)=20

solving for x:


\begin{gathered} 3(2x+4)-2\left(4x-1\right)=20 \\ 6x+12-8x+2=20 \\ -2x=20-12-2 \\ -2x=6 \\ x=(6)/(-2) \\ x=-3 \end{gathered}

The answer is x = -3

User Joachim
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