Addition Method Practice

1. Solve the system of equations.

   $\begin{aligned}& 13x+2y = 1\\\\& 5x-2y = -19\end{aligned}$

   $x=$_______

   $y=$_______

2. Solve the system of equations.

   $\begin{aligned}& -2x+15y = -24\\\\& 2x+9y=24\end{aligned}$

   $x=$_______

   $y=$_______

3. Solve the system of equations.

   $\begin{aligned}& -5y+8x = -18\\\\&5y+2x = 58\end{aligned}$

   $x=$_______

   $y=$_______

4. Solve the system of equations.

   $\begin{aligned}&5y-4x=-7\\\\&2y+4x=14\end{aligned}$

   $x=$_______

   $y=$_______

Source: Khan Academy, https://www.khanacademy.org/math/algebra/x2f8bb11595b61c86:systems-of-equations/x2f8bb11595b61c86:solving-systems-elimination/e/systems_of_equations_with_elimination_0.5
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