document.write( "Question 1129842: Acme Phone Company Charges $21 a month plus $0.05 a minute.Beltone phone charges $15 a month plus $0.11 a minute. Write and solve an equation to determine how many minutes a month you must use for the cost of using either company to be equal? \n" ); document.write( "
Algebra.Com's Answer #746468 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Acme Phone Company Charges $21 a month plus $0.05 a minute.Beltone phone charges $15 a month plus $0.11 a minute. Write and solve an equation to determine how many minutes a month you must use for the cost of using either company to be equal? \n" ); document.write( "---- \n" ); document.write( "Let \"m\" be # of minutes of use. \n" ); document.write( "Acme Cost:: (2100 + 5m) cents \n" ); document.write( "Beltone Cost:: (1500+11m) cents \n" ); document.write( "------------ \n" ); document.write( "Equation: \n" ); document.write( "2100+5m = 1500+11m \n" ); document.write( "600 = 6m \n" ); document.write( "minutes = 100 \n" ); document.write( "----- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "------ \n" ); document.write( " |