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Dvinal [7]
3 years ago
7

Select the proper for parentheses to speed up the addition for the expression 2+9+8+1

Mathematics
2 answers:
NeTakaya3 years ago
6 0
(2+9)+(8+1)=
18. 9.
\. /
27
Anon25 [30]3 years ago
5 0
(2+9)+(8+1)=
18. 9. =
27
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the product of 2 consecutive odd integers is equal to 27 plus six times the sum of the integers. what is the larger integer
olganol [36]
2 consecutive odd integers : x and x + 2

x(x + 2) = 27 + 6(x + x + 2)
x^2 + 2x = 27 + 6(2x + 2)
x^2 + 2x = 27 + 12x + 12
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x - 13 = 0
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x + 2 = 15 

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