document.write( "Question 306442: bayside insurance offers two health plans. under plan a, giselle would have to pay the first $60 of her medical bills, plus 25% of the rest. under the plan b, giselle would pay the first $250 , but only 20% of the rest. for what amount of medical bills will plan b save giselle money? assume she has over $350 in bills giselle would save with plan b if she had more than $ in bills. \n" ); document.write( "
Algebra.Com's Answer #219326 by checkley77(12844) ![]() You can put this solution on YOUR website! A=60+.25X \n" ); document.write( "B=250+.20X \n" ); document.write( "60+.25*350=50+$87.50 IS HER PAYMENT. \n" ); document.write( "250+.20*350=250+70=$320 IS HER PAYMENT. \n" ); document.write( "---------------------------------------- \n" ); document.write( "60+.25X>250+.20X \n" ); document.write( ".25X-.20X>250-60 \n" ); document.write( ".05X>190 \n" ); document.write( "X>190/.05 \n" ); document.write( "X>$3,800 IS THE BREAKEVEN POINT ABOVE WHICH PLAN B IS A BETTER DEAL. \n" ); document.write( "PROOF: \n" ); document.write( "LET X=3,850 \n" ); document.write( "60+.25*3,850>250+.20*3,850 \n" ); document.write( "60+962,5>250+770 \n" ); document.write( "1,022.5>1,020 \n" ); document.write( " \n" ); document.write( " |