Mathematics, 26.09.2021 18:00, natenate32

If the system of equations\begin{align} 3x+y&=a,\\
2x+5y&=2a,
\end{align}has a solution $(x, y)$ when $x=2$, compute $a$.

Answers: 3

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If the system of equations\begin{align*} 3x+y&=a,\\
2x+5y&=2a,
\end{align*}ha...