Mathematics, 29.08.2020 20:01, volocibel

Answer two questions about Systems AAA and BBB: System AAA \text{\quad}start text, end text System BBB \begin{cases}x+3y=-92x+y=4\end{case s} ⎩ ⎪ ⎪ ⎨ ⎪ ⎪ ⎧ x+3y=−9 2x+y=4 \begin{cases}3x+4y=-92x+y=4\end{cas es} ⎩ ⎪ ⎪ ⎨ ⎪ ⎪ ⎧ 3x+4y=−9 2x+y=4 1) How can we get System BBB from System AAA?

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Answer two questions about Systems AAA and BBB: System AAA \text{\quad}start text, end text System B...