Which method should be used to solve the system? Explain your answer, including a description of the first step.
-$\begin{aligned} x^{2}+y^{2} & =1 \ x-7 y & =-2\end{aligned}$

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The Answer of Which method should be used to solve the system? Explain your answer, including a description of the first step.
-$\begin{aligned} x^{2}+y^{2} & =1 \ x-7 y & =-2\end{aligned}$

Which Method Should Be Used to Solve the System? Explain x2+y2=1x−7y=−2\begin{aligned} x^{2}+y^{2} & =1 \\ x-7 y & =-2\end{aligned}x2+y2x−7y​=1=−2​

Which Method Should Be Used to Solve the System? Explain $\begin{aligned} x^{2}+y^{2} & =1 \\ x-7 y & =-2\end{aligned}$