document.write( "Question 9888: For which of the following expressions would the value be greater if 160 were replaced by 120. (There may be more than one correct answer.)
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document.write( "1) 1,000-160
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document.write( "2) (160)/(1+160)
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document.write( "3) (1)/(1-(1/160))
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Algebra.Com's Answer #5329 by torielan(2)![]() ![]() ![]() You can put this solution on YOUR website! \n" ); document.write( "first answer all the ?s the why they are..\r \n" ); document.write( "\n" ); document.write( "1) 1,000-160\r \n" ); document.write( "\n" ); document.write( " I like to do it vertical \n" ); document.write( " \n" ); document.write( " 1000 \n" ); document.write( " - 160 \n" ); document.write( "_____________ \n" ); document.write( " 840\r \n" ); document.write( "\n" ); document.write( "to check think does 840+160=1000 \n" ); document.write( " yes it does so thats right\r \n" ); document.write( "\n" ); document.write( "2) (160)/(1+160)\r \n" ); document.write( "\n" ); document.write( " 160 160 \n" ); document.write( " ________ = _____ \n" ); document.write( " (1+160) 161 \n" ); document.write( "that cant be reduced so that is yor answer\r \n" ); document.write( "\n" ); document.write( "now..u try to do the last one by yourself\r \n" ); document.write( "\n" ); document.write( "then you have to find out if the value would be greater with 160 or 120 so you replace all the 160s for 120s\r \n" ); document.write( "\n" ); document.write( "1.) 1,000-120 \n" ); document.write( "2.) (120)/(1+120) \n" ); document.write( "you do the 3rd\r \n" ); document.write( "\n" ); document.write( "now work those problems\r \n" ); document.write( "\n" ); document.write( " 1,000 \n" ); document.write( "- 120 \n" ); document.write( "_______ \n" ); document.write( " 880\r \n" ); document.write( "\n" ); document.write( "again cheak by adding 880 and 120... and it does = 1000 \n" ); document.write( "so its right\r \n" ); document.write( "\n" ); document.write( "next...\r \n" ); document.write( "\n" ); document.write( "(120)/(1+120) \n" ); document.write( " 120 120 \n" ); document.write( " _____ = _____ \n" ); document.write( " 1+120 121\r \n" ); document.write( "\n" ); document.write( "and that will not reduce so thats your answer\r \n" ); document.write( "\n" ); document.write( "yes do # 3 now..\r \n" ); document.write( "\n" ); document.write( "now you take both the values and see what one is bigger\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "on number 1 840 and 880 \n" ); document.write( "the 2nd 1 is bigger so the 1st one's value is greater with 120 instead of 160\r \n" ); document.write( "\n" ); document.write( "on number 2 160 120 \n" ); document.write( " _____ and _______ \n" ); document.write( " 161 121 \r \n" ); document.write( "\n" ); document.write( "on this one to find out which one is bigger you need a common denominator. Lets use...one i know will work \n" ); document.write( "161 x 121 = 19481\r \n" ); document.write( "\n" ); document.write( " 19360 19320 \n" ); document.write( "_______________ and ________________\r \n" ); document.write( "\n" ); document.write( " 19481 19481 \r \n" ); document.write( "\n" ); document.write( "so now you see that 160 \n" ); document.write( " _____ \n" ); document.write( " 161 is greater \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "does that answer your question \r \n" ); document.write( "\n" ); document.write( "good luck on # 3 \n" ); document.write( " |