document.write( "Question 146561: The cost of using a calling card is $.95 for the first minute and $.35 for each additional minute. The function is C (t)=.95+.35(t1) where t=time in minutes. What is the charge for 12 minutes?\r
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Algebra.Com's Answer #107001 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! C (t)=.95+.35(t1) \n" ); document.write( "c(t)=.95+.35*12 \n" ); document.write( "c(t)=.95+4.20 \n" ); document.write( "c(t)=$5.15 cost for 12 minutes of use. \n" ); document.write( " |