Respuesta :

[tex]\begin{gathered} y=x-7\ldots..(1) \\ y=-2x+8\ldots.(2) \\ \text{Substitute the value of y in equation (2).} \\ x-7=-2x+8 \\ 3x=15 \\ x=5 \\ \text{Substitute x=5 in equation (1).} \\ y=5-7 \\ y=-2 \\ So\text{, (5,-2)} \end{gathered}[/tex]

Otras preguntas