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Naddika [18.5K]
3 years ago
5

What's 9+10 and how can it equal 21

Mathematics
2 answers:
rusak2 [61]3 years ago
7 0

Answer:

It cant equal 21 its just a super old meme people think is funny...the answers 19 btw :p

KatRina [158]3 years ago
3 0


It CAN'T equal 21, since 9+10=19

BUT, if the 9 was changed to like, 11 - Then it would = 21, or if the 10 was changed to a 12, it would make 21 also,

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The mean of four numbers is 7. Three of the numbers are 5, 7, and 7. What is the fourth number? Show your work.
yanalaym [24]

Answer:

the fourth number would be 9

Step-by-step explanation:

the last number  would be 9 because if you know the mean is 7 and there are 4 numbers then you multiply 4*7 then subtract 5, 7 and 7 to get 9

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boyakko [2]

Answer:

y = -3/4x -5

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eimsori [14]

Answer:

The slope would be -2  1/3 or -2.3 repeating

Step-by-step explanation:

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