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)![]() ![]() ![]() You can put this solution on YOUR website! 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. \n" ); document.write( " |