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klio [65]
3 years ago
12

Twice the sum of a number and negative two is sixteen. find the number

Mathematics
2 answers:
dexar [7]3 years ago
5 0
It would be 9 because 2x9=18. Then 18+-2=16.
Anestetic [448]3 years ago
3 0
N is the number
2(n-2)=16
divide both sides by 2
n-2=8
add 2 to both sides
n=10

the number is 10
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