What integer is represented by the following 8-bit twos complement representation: 1011 ? (enter your number in decimal, and include a negative sign if necessary)

-80

Explanation:

We have:  1 0 1 1   0 0 0 0

Then we assign to each digit the corresponding power of 2.  

See it in a table:

Then multiplying each digit by its corresponding power of 2 and then adding the results, we get:

Notice the very first digit to the left corresponding to the power should be negative according to the format of two’s complement representation.

We get:

enter

explanation:

that is my answer.

brainliest .