Using Kirchhoff's rules find the the current I$1(3$ decimal places$)$

Use any method to solve the system of equations.

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R$1,\backslash \backslash$

Ohm

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R$2,\backslash \backslash$

Ohm

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R$3,\backslash \backslash$

Ohm

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R$4,\backslash \backslash$

Ohm

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R$5,\backslash \backslash$

Ohm

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U$1,\backslash \backslash$

V

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U$,\backslash \backslash$

V

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$\backslash$hline $16$ & $12$ & $18$ & $20$ & $7$ & $92$ & $71$ & $96$ & $57$ & $9\backslash \backslash$

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