document.write( "Question 424207: Bayside Insurance offers two health plans. Under plan A, Giselle would have to pay the first $180 of her medical bills, plus 30% of the rest. Under plan B, Giselle would pay the first $200, but only 20% of the rest. For what amount of medical bills will plan B save Giselle money? Assume she has over $200 in bills.\r
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document.write( "Giselle would save with plan B if she had more than $540 in bills. Is this correct?\r
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Algebra.Com's Answer #295800 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Bayside Insurance offers two health plans. \n" ); document.write( "Under plan A, Giselle would have to pay the first $180 of her medical bills, plus 30% of the rest. \n" ); document.write( "--- \n" ); document.write( "A(x) = 180+0.30(x-180) \n" ); document.write( "------ \n" ); document.write( "Under plan B, Giselle would pay the first $200, but only 20% of the rest. \n" ); document.write( "--- \n" ); document.write( "B(x) = 200+0.20(x-200) \n" ); document.write( "--- \n" ); document.write( "For what amount of medical bills will plan B save Giselle money? Assume she has over $200 in bills. \n" ); document.write( "---- \n" ); document.write( "Solve B(x) < A(x) \n" ); document.write( "200+0.2x-40 = 180+0.3x-54 \n" ); document.write( "160 + 0.2x = 126+0.3x \n" ); document.write( "0.1x = 34 \n" ); document.write( "x = $340 \n" ); document.write( "Plan B saves money if bills are greater than $340 \n" ); document.write( "=================================================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "=============== \r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |