document.write( "Question 1187378: A long distance call costs $0.54 for the first minute.$0.52 for each additional minute and a $2.57 service charge. If the cost of a call is $5.19, how long did the person talk? \n" ); document.write( "
Algebra.Com's Answer #818326 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! C=$2.57+$0.54+$0.52 (x-1), where x is the number of total minutes used. \n" ); document.write( "5.19=2.57+0.54+0.52(x-1) \n" ); document.write( "2.62=0.54+0.52(x-1) \n" ); document.write( "2.08=0.52(x-1) divide both sides by 0.52 \n" ); document.write( "4=x-1 \n" ); document.write( "x= 5 minutes \n" ); document.write( "$2.57 \n" ); document.write( "$0.54 \n" ); document.write( "$2.08 for 4 more minutes \n" ); document.write( "sum is $5.19 \n" ); document.write( " |