document.write( "Question 1056805: A candidate was to substract 15 from a certain number, but mistakely added 25 and his answer was 145 find the percentage error
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Algebra.Com's Answer #671873 by Edwin McCravy(20064)\"\" \"About 
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document.write( "Let the certain number be x\r\n" );
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document.write( "What he should have gotten = x-15\r\n" );
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document.write( "What he actually got = x+25, which is given = 145\r\n" );
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document.write( "So:\r\n" );
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document.write( "          x+25 = 145\r\n" );
document.write( "             x = 120\r\n" );
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document.write( "Therefore:\r\n" );
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document.write( "What he should have gotten = x-15 = 120-15 = 105\r\n" );
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document.write( "Edwin
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