Answer :
Answer:
20/3 or 13⅓
Step-by-step explanation:
-31 = 3y + 9 - 9y
-31 = 9 - 6y
-40 = -6y
y = 40/6 = 20/3
Step-by-step explanation:
[tex]-31=3y+9-9y[/tex]
[tex] = > - 31 - 9 = 3y - 9y[/tex]
[tex] = > - 40 = - 6y[/tex]
[tex] = > y = 20/3[/tex]