keem8042
17.09.2020 •
Mathematics
Simplify 7(B + 3) + 2B
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Ответ:
First, expand to get rid of parentheses.
Second, gather the like terms.
Third, in the parentheses, add 7b + 2b to get 9b.
9b + 21
Ответ:
20 goes into 9 two times, but it doesnt evenly go into it.