document.write( "Question 702300: Hi Guys, here it is...\r
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document.write( "Sue is packing boxes for a removal company. She packed 55 boxes in 5 hours. Since she is getting better at it, each hour she packs 2 more boxes than the previous hour. How many did she pack in the last hour. \n" );
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Algebra.Com's Answer #432909 by ankor@dixie-net.com(22740) You can put this solution on YOUR website! Sue is packing boxes for a removal company. \n" ); document.write( " She packed 55 boxes in 5 hours. Since she is getting better at it, each hour she packs 2 more boxes than the previous hour. \n" ); document.write( " How many did she pack in the last hour. \n" ); document.write( ": \n" ); document.write( "Let n = number of boxes packed in the 1st hr \n" ); document.write( ": \n" ); document.write( "n + (n+2) + (n+4) + (n+6) + (n+8) = 55 \n" ); document.write( "5n + 20 = 55 \n" ); document.write( "5n = 35 \n" ); document.write( "n = 7 boxes the 1st hr \n" ); document.write( "then \n" ); document.write( "7 + 8 = 15 boxes the last hr \n" ); document.write( " |