Respuesta :

Answer:

x=-1/3

x=7

Step-by-step explanation:

Not sure if this correct tho

Answer:

x=2

y=-5

Step-by-step explanation:

substitute y=-3x+1 in y=x-7

[tex]-3x+1=x-7[/tex]

[tex]-3x-x=-7-1[/tex]

[tex]-4x=-8\\x=2[/tex]

Substitute x=2 in any one of the given equations

y=x-7=2-7=-5