document.write( "Question 655515: the sum of a number plus four times the number is 85. What is the number? \n" ); document.write( "
Algebra.Com's Answer #409153 by DrBeeee(684)\"\" \"About 
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LET N = THE NUMBER
\n" ); document.write( "THEN WE HAVE
\n" ); document.write( "N + 4*N = 85 OR
\n" ); document.write( "5*N = 85 OR
\n" ); document.write( "N = 85/5 OR
\n" ); document.write( "N = 17
\n" ); document.write( "IS (17 + 4*17 = 85)?
\n" ); document.write( "IS (17 + 68 = 85)?
\n" ); document.write( "IS (85 = 85)? YES
\n" ); document.write( "ANSWER: THE NUMBER IS 17.
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