document.write( "Question 341472: Karen purchased a prepaid phone card for $15. long distance calls cost 14 cents per minute using this card. Karen used her card only once to make a long distance call. Ifthe remaing credt on her card is $12.34, how many minutes did her last call last? \n" ); document.write( "

Algebra.Com's Answer #244575 by josmiceli(19441) $\"\"$ $\"About$

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Let $\"t\"$ = minutes for her last call.
\n" ); document.write( "She used up $\"15+-++12.4+=+2.6\"$ of the $15
\n" ); document.write( " $\".14t+=+2.6\"$
\n" ); document.write( " $\"t+=+2.6%2F.14\"$
\n" ); document.write( " $\"t+=+18.57\"$ min \n" ); document.write( "

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