johnny2489 johnny2489

10-02-2020
Mathematics

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-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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