document.write( "Question 994987: you need a new cell phone for emergencies only. Company A charges $12 per month plus .10 cents a minute. While company B charges .15 cents per minute with no monthly charge. For how many minutes will the monthly cost be the same? \n" ); document.write( "
Algebra.Com's Answer #613864 by ryandaherr(1)\"\" \"About 
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Company A = 12+0.1m
\n" ); document.write( "Company B = 0.15m\r
\n" ); document.write( "\n" ); document.write( "A = B
\n" ); document.write( "12+0.1m = 0.15m
\n" ); document.write( "12 = 0.05m
\n" ); document.write( "m = 12/0.05
\n" ); document.write( "m = 240 \r
\n" ); document.write( "\n" ); document.write( "Check: A = 12+0.1(240) = 36
\n" ); document.write( " B = 0.15(240) = 36
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