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Mathematics, 25.01.2021 01:20, Davynsurfsoccergirl
As Tía solved the system of equations below, she transformed matrices at different steps during the process.
-a-+2c-7
2a+b+c=2
-3a+2b+30-7
She noted the following matrices.
![answer](/tpl/images/cats/otvet.png)
Answers: 2
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As Tía solved the system of equations below, she transformed matrices at different steps during the...
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