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ira [324]
3 years ago
8

Solve x+y=9,x-y=5 by graphical method

Mathematics
1 answer:
Furkat [3]3 years ago
5 0
The answer should be (7,2)
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aivan3 [116]

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Please read the answers below.

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1. Australia:

75 * 1.87 =140.25  Australian dollars

2. Brazil:

75 * 2.32 = 174 Reals

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3 years ago
. A biologist estimated that there were 5500 fish in a lake in which 250 fish had been tagged
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A biologist estimated that there were 5500 fish in a lake in which 250 fish had been tagged. A ranger collected a sample in which there were 15 tagged fish. Approximately how many fish were in the sample the ranger collected?

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