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Taya2010 [7]
3 years ago
9

The difference of twice a number and 7 is 9

Mathematics
2 answers:
UNO [17]3 years ago
7 0
2x-7=9

Add 7 to both sides
2x=16

Divide both sides by 2
x=8

Final answer: The number is 8
Aleksandr [31]3 years ago
5 0
The answer is 8. Twice of 8 is 16. 16- 7 is 9
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