Respuesta :

ghanami

Answer:

Step-by-step explanation:

hello :

y= 5x + 9

y = -x +3

so : 5x+9 = -x+3

5x+x= 3-9

6x=-6

x=-6/6 = -1

Hrishii

Step-by-step explanation:

[tex]y = 5x + 9..(1) \\ y = - x + 3..(2) \\ from \: equations \: (1) \: and \: (2) \\ 5x + 9 = - x + 3 \\ 5x + x = 3 - 9 \\ 6x = - 6 \\ x = \frac{ - 6}{6} \\ \huge \: \: \: x = 1[/tex]