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aleksandr82 [10.1K]
4 years ago
12

I dont really understand this

Mathematics
1 answer:
sergij07 [2.7K]4 years ago
3 0
Tell them how to use a number line and how to multiply by 20 and combine them.
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How many solutions does the system have ? 20x - 5y = 5 4x - y = 1
Aleks04 [339]

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Infinite solutions.

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shepuryov [24]

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3 years ago
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Are these calculated correctly?
blsea [12.9K]

14. Was the perimeter calculated correctly?

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= 2 ( 20 + 7 / 5 )

= 2 × 27/5

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No ...

8 0
3 years ago
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