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The value of 2x + 2y, for x = 7 and y = 3, is 50. True False
answered
Feb 19, 2017
Mathematics
middle-school
2
votes
4.7k
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Evidence that best supports the theory of biological evolution was obtained from the (1) investigation of environmental niches (2) study of fossil records (3) comparison of the number of cells in organisms
answered
Aug 23, 2016
Biology
high-school
5
votes
222k
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