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scjsmomma scjsmomma
  • 02-12-2014
  • Mathematics
Answered

10/18=c/4.5

what is c

Verified Answer :

luana
luana luana
  • 02-12-2014

\(\frac{10}{18}=\frac{c}{4,5}\\\\cross\ multiplication\\\\ 4,5*10=18c\\\\ 45=18c\ \ \ \ | divide\ by\ 18\\\\ c=\frac{45}{18}=2\frac{1}{2}\\\\\ \boxed{c=2\frac{1}{2}}\)

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