document.write( "Question 273272: A number where the first two digits are the reverse of 3rd & 4th digits and the last digit is one-half of the fisrt & double of the 2nd..?? \n" ); document.write( "
Algebra.Com's Answer #199660 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! let x = the 1st digit (and 4th) \n" ); document.write( "let y = the 2nd digit (and 3rd) \n" ); document.write( "let z = the last digit \n" ); document.write( ": \n" ); document.write( "A number where the first two digits are the reverse of 3rd & 4th digits \n" ); document.write( "x, y, y, x, z \n" ); document.write( ": \n" ); document.write( "and the last digit is one-half of the first & double of the 2nd..?? \n" ); document.write( "z = .5x + 2y \n" ); document.write( ": \n" ); document.write( "For z to be a single digit; y =< 4; x has to be an even number \n" ); document.write( "lets say y = 3, x = 4, then z = 8 \n" ); document.write( ": \n" ); document.write( "How about 43348? \n" ); document.write( " |