document.write( "Question 1099603: Maria, Amy, and Sadie share food expenses. Amy pays $10 a month less than Maria. Sadie pays twice as much as Amy. If the monthly bill is $310, how much does each person pay?
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Algebra.Com's Answer #714030 by ikleyn(52781) $\"\"$ $\"About$

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document.write( "Maria + Amy    + Sadie    = 310   dollars,\r\n" );
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document.write( "M     + (M-10) + 2*(M-10) = 310  ====>\r\n" );
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document.write( "M + M - 10 + 2M - 20 = 310  ====>  4M = 340  ====>  M =  = 85.\r\n" );
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document.write( "Answer.  Maria pays $85,  Amy $75,  Sadie $150.\r\n" );
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