Answer:
d
Step-by-step explanation:
I don't know.
you should do it your self not with the internet
One reason that negative numbers would not make sense for values of the variables is that the solution having a negative value is not valid. It might be that the expression represents a real word problem and a negative value will not make any sense. Hope this helps.
61 miles per hour, because if you divide 183/3 you will get 61.
10 to the negative sixth equals 1/60, and then times 4 equals 4/60 or 1/15
