Respuesta :

y=3x+2
y=3(-2)+2
y=-6+2
y=-4
x-1=3(3y)
x-1=9y
x=9y+1 
3x-y-6=3(9y+1)
3x-y-6=27y+3
3x=27y+y+3+6
3x=28y+9
x=28y/3+9/3 
28y/3+9/3=9y+1
28y+9=3(9y+1)
28y+9=27y+3
28y-27y=3-9
y=-6 
x=9y+1
x=9(-6)+1
x=-54+1
x=-53 
I Hope That Helped =D