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Leno4ka [110]
3 years ago
13

Twice the difference of a number and 9 equals 5.

Mathematics
1 answer:
emmasim [6.3K]3 years ago
8 0

Answer:

7

Step-by-step explanation:

if the number is x then you know 2x-9=5

2x=14

x=7

so the number is 7

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