document.write( "Question 1187996: A phone company offers two monthly plans. Plan A costs $15 plus an additional $0.15 for each minute of calls. Plan B costs $26 plus an additional $0.13 for each minute of calls. For what amount of calling do the two plans cost the same?What is the cost when the two plans cost the same? \n" ); document.write( "

Algebra.Com's Answer #819040 by ikleyn(52781) $\"\"$ $\"About$

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\n" ); document.write( "A phone company offers two monthly plans.
\n" ); document.write( "Plan A costs $15 plus an additional $0.15 for each minute of calls.
\n" ); document.write( "Plan B costs $26 plus an additional $0.13 for each minute of calls.
\n" ); document.write( "For what amount of calling do the two plans cost the same?
\n" ); document.write( "What is the cost when the two plans cost the same?
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document.write( "    15 + 0.15t = 26 + 0.13t  (where t is the amount of calling time)\r\n" );
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document.write( "From this equation\r\n" );
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document.write( "    t =  = 550 minutes.\r\n" );
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document.write( "The common costs  is  15 + 550*0.15 = 97.50  dollars.\r\n" );
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