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mina [271]
3 years ago
13

Perform the indicated operation. (-9 + 21) - (-12 + 4) =

Mathematics
1 answer:
Trava [24]3 years ago
6 0

Answer:

29

Step-by-step explanation:

-9+21= 21

-12+4=-8

21-(-8)=29

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A cyclist rode 3.75 miles in 0.5 hours. How fast was she going in miles per hour?
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7.5 miles per hour

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3.75/.5 = 7.5 miles per hour

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From a standard deck of cards, how many 5 card hands contain 1 ace?
Dvinal [7]

Answer:

525

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5 0
3 years ago
Express 25 minutes as a fraction of 2 hours in its simplest form
Phoenix [80]
1/8 bc If you take 2 hours and divide it by 8 you get 25
3 0
3 years ago
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mel-nik [20]

Answer:

C)58°

Step-by-step explanation:

The exterior angle of a triangle is equal to the sum of the opposite interior angles

DFG = D+E

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DFG = 58

5 0
4 years ago
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What is 2 cups+2 1/2+ 2 1/4 +3=
PilotLPTM [1.2K]

Answer:

9 3/4

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7 0
3 years ago
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