document.write( "Question 1098476: if 1/5 of a certain number is added to 51/5 the sum is the same as when 1/6 of the number is subtracted from 30 2/5 .find the number that is added \n" ); document.write( "
Algebra.Com's Answer #712880 by ankor@dixie-net.com(22740)\"\" \"About 
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if 1/5 of a certain number is added to 51/5 the sum is the same as when 1/6 of the number is subtracted from 30 2/5 .
\n" ); document.write( "find the number that is added
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\n" ); document.write( "\"1%2F5\"n + \"51%2F5\" = 30\"2%2F5\" - \"1%2F6\"n
\n" ); document.write( "make the 3rd term an improper fraction
\n" ); document.write( "\"1%2F5\"n + \"51%2F5\" = \"152%2F5\" - \"1%2F6\"n
\n" ); document.write( "multiply equation by 30, cancel the denominators, resulting in:
\n" ); document.write( "6n + 6(51) = 6(152) - 5n
\n" ); document.write( "6n + 306 = 912 - 5n
\n" ); document.write( "6n + 5n = 912 - 306
\n" ); document.write( "11n = 606 is the number
\n" ); document.write( "n = 606/11
\n" ); document.write( "n = 55\"1%2F11\", an annoying number for sure.
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\n" ); document.write( "See if that checks out using decimals, 55\"1%2F11%7D+=+55.091%0D%0A%3A%0D%0A%7B%7B%7B1%2F5\"(55.091) + \"51%2F5\" = \"152%2F5\" - \"1%2F6\"(55.091)
\n" ); document.write( "use decimals here
\n" ); document.write( "11.018 + 10.2 = 30.4 - 9.18
\n" ); document.write( "21.218 ~ 21.22, close enough to check our solution
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