Respuesta :

=3y+18y-12=2y-2-7
=21y-12=2y-9
=21y-2y=-9+12
=19y=3
Y=0,16
BrainLifting

Answer:

y=0.157

Step-by-step explanation:

[tex]3y+6(3y-2)=2(y-1)-7\\3y+18y-12=2y-2-7\\21y-12=2y-9\\21y-2y=-9+12\\19y=3\\y=3/19[/tex]

y=0.157