AddylineR55977 AddylineR55977
  • 03-11-2022
  • Mathematics
contestada

if y=3x+4 and y=2x+8, find the value of both x and y.

Respuesta :

HezekiJ120238 HezekiJ120238
  • 03-11-2022
[tex]\begin{cases}y=3x+4 \\ y=2x+8\end{cases}\rightarrow3x+4=2x+8\rightarrow3x-2x=4\rightarrow x=4[/tex]

having that x=4, we get that

[tex]y=2\cdot4+8=16[/tex]

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