Multiplication with Addition Method Practice

1. Solve the system of equations.

   $\begin{aligned}&10y+7x = 29\\\\&-5y-9x=2\end{aligned}$

   $x=$____

   $y=$____
   

2. Solve the system of equations.

   $\begin{aligned}&-3y+4x = 13\\\\&-5y-6x=-67\end{aligned}$

   $x=$____

   $y=$____
   

3. Solve the system of equations.

   $\begin{aligned}&14x+5y = 31\\\\&2x-3y=-29\end{aligned}$

   $x=$____

   $y=$____
   

4. Solve the system of equations.

   $\begin{aligned}&-4y+11x - 67=0\\\\&2y+5x-19=0\end{aligned}$

   $x=$____

   $y=$____
   

Source: Khan Academy, https://www.khanacademy.org/math/algebra/x2f8bb11595b61c86:systems-of-equations/x2f8bb11595b61c86:solving-systems-elimination/e/systems_of_equations_with_elimination
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