DevanO210952
DevanO210952
26-10-2022
Mathematics
contestada
help i dont understand 4x+y=-18x+2y=0
Respuesta :
PranayQ608806
PranayQ608806
26-10-2022
Given:
[tex]\begin{gathered} 4x+y=-1 \\ 8x+2y=0 \end{gathered}[/tex]
Sol:.
[tex]\begin{gathered} 8x+2y=0 \\ 8x=-2y \end{gathered}[/tex]
Put the value of y in second equation:
[tex]\begin{gathered} 4x+y=-1 \\ 4x-4x=-1 \end{gathered}[/tex]
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