Answer:
Im Not really sure but i think its
8a+8b-12.
Step-by-step explanation:
(8a + 5b - 3) +3 (b-3)
8a + 5b - 3 + 3b - 9 : The first parenthesis can be taken out and the second pair of parenthesis will have distributive property done to it.
8a + 8b - 12 : Simplify.
