A delivery person uses a service elevator to bring boxes of books up to an office. The delivery person weighs 180 lb and each bo
x of books weighs 40 lb. The maximum capacity of the elevator is 690 lb. How many boxes of books can the delivery person bring up at one time?
1 answer:
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This is just combining like terms.....
6n2 - 5n2 + 7n2
n2 + 7n2
=8n2
4.88 rounded to the nearest tenth is 4.9
-1+z because 7-8 would be -1 and positive 3-3 would just be the variable after
Answer:
false
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