48+56=104; 170-104= 66. The librarian needs to pack 66 more books.
Answer:
Step-by-step explanation:
What you are trying to do is isolate the variable x. For you to do that you have to first simplify the left side of the equation and then you solve for x.
If you are looking for volume you want v by itself so your formula would look like this : d*m=v
hope this helps
Answer: 60 mph.
(486+316+638)/24
The distances given by the table. The time driven is 24 (given by the problem). So the average speed is simply the total distance divided by the time driven.
Step-by-step explanation: