Answer: -18x - 35
Step-by-step explanation:
-8(3x+7) + 6(x+5)-9
Use Distributive property to multiply-8 they first parentheses
-24x - 56
Use distributive property to multiply 6 thru the second parentheses
6x + 30
-24x - 56 + 6x + 30 - 9
Group and Combine like terms
-24x + 6x - 56 + 30 - 9
-18x - 35