All that needs to be done for this question is:
920 divided by 40
once the problem has been solved the answer comes out to be:
23 dollars an hour
if you have any questions feel free to ask me ;)
Since there is two negative signs in the original equation, you need two negative signs in the equivalent one as well.
Because one of the negatives if before the fraction, it doesn't matter if the second negative is on the 13 or on the 12.
The answer is A.