Solve the System of Equations by the Substitution Method$\left\{ \begin{array} { l }
- 3 y + 4 y = - 7 x + 2 ( x + 1 ) + 7 x - 1 \
5 ( x + y ) - x + y = 22
\end{array} \right.$

Question

Solve the System of Equations by the Substitution Method$\left\{ \begin{array} { l } 
- 3 y + 4 y = - 7 x + 2 ( x + 1 ) + 7 x - 1 \
5 ( x + y ) - x + y = 22
\end{array} \right.$

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The Answer of Solve the System of Equations by the Substitution Method$\left\{ \begin{array} { l } 
- 3 y + 4 y = - 7 x + 2 ( x + 1 ) + 7 x - 1 \
5 ( x + y ) - x + y = 22
\end{array} \right.$

Solve the System of Equations by the Substitution Method $\left\{ \begin{array} { l } - 3 y + 4 y = - 7 x + 2 ( x + 1 ) + 7 x - 1 \\5 ( x + y ) - x + y = 22\end{array} \right.$

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Solve the System of Equations by the Substitution Method {−3y+4y=−7x+2(x+1)+7x−15(x+y)−x+y=22\left\{ \begin{array} { l } - 3 y + 4 y = - 7 x + 2 ( x + 1 ) + 7 x - 1 \\5 ( x + y ) - x + y = 22\end{array} \right.{−3y+4y=−7x+2(x+1)+7x−15(x+y)−x+y=22​

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Solve the System of Equations by the Substitution Method $\left\{ \begin{array} { l } - 3 y + 4 y = - 7 x + 2 ( x + 1 ) + 7 x - 1 \\5 ( x + y ) - x + y = 22\end{array} \right.$

Correct Answer:
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