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What is the distance between −a and a?
answered
Nov 15, 2020
Mathematics
college
2
votes
201k
views
Which problem could be solved with the expression 4 x (4+2) A. Danny ran 4 miles in the morning and 2 miles in the afternoon. He did this for 4 days. How many miles did he run? B. Bobby sold 4 baseball
answered
Mar 21, 2020
Mathematics
middle-school
2
votes
56.2k
views
Two times a number plus 8 is the same as 20 minus the number
answered
Feb 10, 2020
Mathematics
middle-school
5
votes
226k
views
A particle can infect humans and make them sick. It attaches to a host cell and injects its RNA, which the host uses to make proteins for the particle This particle cannot reproduce on its own and can
answered
Feb 9, 2020
Biology
middle-school
5
votes
129k
views
Why did the united states and the soviet union become political rivials after world war 2?
answered
Jun 15, 2019
History
high-school
1
vote
3.6k
views
What is presumptive identification of a microorganism?
answered
May 24, 2019
Biology
high-school
5
votes
40.6k
views
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