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The question says 5k+6k+4k=90. What does k equal?
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The question says 5k+6k+4k=90. What does k equal?

User Martin Green
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5k+6k+4k=90 \\ \\ 15k = 90 \ / \ simplify \\ \\ k = (90)/(15) \ / \ divide \ each \ side \ by \ 15 \\ \\ k = 6 \ / \ simplify \\ \\

The final result is, k = 6.
User ThomasMX
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