Answer:
152
Explanation:
Use PEMDAS (Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right))
First, substitute 6 for x:
8(3(6) + 1)
Multiply inside of the parentheses:
8(18 + 1)
Add inside of the parentheses:
8(19)
Multiply:
152
Hope I helped!