Respuesta :

Answer:

9y + 2

Step-by-step explanation:

6y + 9 +3y - 7

Combine like terms:

6y + 3y + 9 - 7

9y + 2

Answer:

first group like terms

6y + 3y + 9 - 7

solve it step by step

6y + 3y =9y

slove the last part

9-7 = 2

Final answer= 9y + 2