8b+9(b+8)= 5b-22(b+4)= -27a-16a= -7a-6a=

8b+9(b+8)=8b+9b+72=17b+72 5b-22(b+4)=5b-22b-88=-17b-88 -27a-16a=-43a -7a-6a=-13a

8b+9b+72=17b+72 5b-22b-88=-18-88 -27a-16a=-43a -7a-6a=-13a