10. which of the following expressions illustrates the associative property of multiplication? 4(-1) = (-1)(4) 4 + (7 + 6) = (4 + 7) + 6 (-2 ∙ 1)(8) = -2(1 ∙ 8) 9(5 + 3) = 9(5) + 9(3)

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Problem fathi wants to print out a pdf document that is 48 pages long. to save paper, he decides to print on both sides of each sheet and to print two pages on each side of the sheet. how many sheets of paper will he need?

Im gonna fail 7th grade selective breeding 1. creates offspring which are genetically identical to the parent 2. is the process of breeding only organisms with desirable traits 3. involves the removal of the nucleus of a cell 4. combines traits from organisms of different species