3(a-8)+8(ab+c)

To simplify this expression,

Step 1: Distribute the 3 to the terms inside the parentheses: 3(a-8) = 3a - 24

Step 2: Distribute the 8 to the terms inside the parentheses: 8(ab+c) = 8ab + 8c

Step 3: Combine the simplified terms: 3a - 24 + 8ab + 8c

This simplified expression is: 3a + 8ab + 8c - 24