Answer:
4y+8
Step-by-step explanation:
-3(y-5)2-9+7y
distribute -3 to y-5, so it is now -3y+15
(-3y+15) 2-9+7y
subtract 2 and 9 2-9= -7
-3y+15-7+7y
combine like terms -3y+7y+15-7
