Mathematics, 04.04.2020 08:30 briiannamb

\begin{aligned} &y=-8x -3 &x+y=7 \end{aligned} y=−8x−3 x+y=7 Is (3,4)(3,4)left parenthesis, 3, comma, 4, right parenthesis a solution of the system?

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\begin{aligned} &y=-8x -3 &x+y=7 \end{aligned} y=−8x−3 x+y=7 Is (3,4)(3,4)left parenthesi...