document.write( "Question 277798: A cellular phone company offers a contract for which the cost C in dollars,of t minutes if telephoning is given by C=0.25(t-300)+59.95, where it is assumed that t>300 minutes. What times will keep costs between $107.70 and $125.70? \n" ); document.write( "
Algebra.Com's Answer #202245 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! 107.70<0.25(t-300)+59.95<125.70 \n" ); document.write( "107.70<.25T-75+59.95<125.70 \n" ); document.write( "107.70<.25T-15.05<125.70 \n" ); document.write( "107.70+15.05<.25T<125.70+15.05 \n" ); document.write( "122.75<.25T<140.75 \n" ); document.write( "122.75/.25 |