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sarahmaria42
sarahmaria42 sarahmaria42
  • 17-12-2014
  • Mathematics
Answered

help please k/2+9=30

Verified Answer :

luana
luana luana
  • 17-12-2014

\(\frac{k}{2}+9=30\ \ \ | subtract\ 9\\\\ \frac{k}{2}=21\ \ \ | multiply\ by\ 2\\\\ k=42\\\\Solution\ is\ 42.\)

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