Your question is very vague, there is no multiple choice answers, your question lacks basically everything.
-2+(-2=4?
Here's a good rhyming rule to keep in mind.
Zero to four, you get no more.
Five to nine, move up one time.
With this rule you can see that there is a 5 at the end, therefor you should round up. Your number is 720.
Answer:
C
140
Step-by-step explanation:
Answer:
-1/63y^11
Step-by-step explanation:
because we multiply it