johnny2489
johnny2489
10-02-2020
Mathematics
contestada
-2(-7k+4)+9=-13 what does this equal?
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Reideen
Reideen
10-02-2020
[tex]-2(-7k+4)+9=-13\\14k-8+9=-13\\14k=-13+8-9\\14k=-14\\k=-1[/tex]
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