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Finger [1]
2 years ago
12

Set up equations and solve them to find the unknown numbers in the following cases:

Mathematics
1 answer:
noname [10]2 years ago
3 0

Answer:

the answer is 21

Step-by-step explanation:

the number she thinks of is 21 add 21 + 19 to get 40.

divide 40 by 5 to get 8.

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Agata [3.3K]
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4 0
3 years ago
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There are chicken and rabbits on a farm. You count 98 legs and your friend counts 30 heads. How many chickens and how many rabbi
jarptica [38.1K]
Chickens have 1 head and 2 legs
rabbits had 1 head and 4 legs


total heads is 30
c+r=30
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multiply top equation by -1 and add to 2nd equation

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6 0
3 years ago
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gavmur [86]

Answer:

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Step-by-step explanation:

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5 0
2 years ago
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answer:

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8 0
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Svet_ta [14]
The answer to the question is D
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