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Mathematics, 28.06.2021 21:20 lindselu

Find the ordered pair $(x, y)$ that satisfies the system of equations\begin{align*}
x+3y &= -4,\\
3x -7y &= 36.
\end{align*}

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Find the ordered pair $(x, y)$ that satisfies the system of equations\begin{align*}
x+3y &...
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