What is the value of 2x + y in the equation 6x+3(y+4)=27

Joseph Mark asked Jul 14, 2023

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Joseph Mark asked Jul 14, 2023

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17 votes

Notice that:

$\begin{gathered} 6x+3(y+4)=27 \\ 3\cdot2x+3\cdot y+3\cdot4=27 \\ 3(2x+y)=27-12 \\ 3(2x+y)=15 \end{gathered}$

Solving for 2x+y we get:

$\begin{gathered} \\ 2x+y=(15)/(3) \\ 2x+y=5 \end{gathered}$

LogPi answered Jul 20, 2023

by LogPi

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