-5(-2x8)

-5(-2x8) simplifies to 80.

To simplify the expression -5(-2x8), you can follow these steps:

Step 1: Start by simplifying the expression within the parentheses.
-2 multiplied by 8 equals -16.

Step 2: Rewrite the expression as -5 * (-16).

Step 3: Multiply -5 by -16.
-5 multiplied by -16 equals 80.

Therefore, -5(-2x8) simplifies to 80.

To simplify the expression -5(-2x8), we will follow the order of operations (also known as PEMDAS/BODMAS).

1. First, simplify the multiplication within the parentheses: (-2x8) which equals -16.

2. Then, we can substitute the result back into the expression to get: -5(-16).

3. Finally, multiply -5 by -16 to get the final answer: 80.

Therefore, -5(-2x8) simplifies to 80.