Mathematics, 19.11.2020 01:30 Wxaieyu

System AAA \text{\quad}start text, end text System BBB \begin{cases}4x+16y=12x+2y=-9\end{c ases} ⎩ ⎪ ⎪ ⎨ ⎪ ⎪ ⎧ 4x+16y=12 x+2y=−9 \begin{cases}4x+16y=12x+4y=3\end{ca ses} ⎩ ⎪ ⎪ ⎨ ⎪ ⎪ ⎧ 4x+16y=12 x+4y=3 1) How can we get System BBB from System AAA?

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System AAA \text{\quad}start text, end text System BBB \begin{cases}4x+16y=12x+2y=-9\end{c ases} ⎩ ⎪...

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