We need only realize that 1(-8)(-6)=48 to see that C) is the only answer from those choices that can be an answer.
Ans: $52.29 for 8 hrs
8.60 tims 2 minus 16.51
can only be written as
or as
. One has the multiplication sign the other does not, which is why we put it together, because we know that if they are together they will be multiplied.
I hope this helps, if you have any other question on this or any other question, just ask. I am here to help.