document.write( "Question 663503: The sum of my digits is 13. My hundreds place is 3 less than 5. My ones place is 4 more than 3. My thousands place is even. What 4-digit numbers can I be? \n" ); document.write( "
Algebra.Com's Answer #412801 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! The sum of my digits is 13. My hundreds place is 3 less than 5. My ones place is 4 more than 3. My thousands place is even. What 4-digit numbers can I be? \n" ); document.write( "----- \n" ); document.write( "Let the number be abcd \n" ); document.write( "Equations: \n" ); document.write( "a + b + c + d = 13 \n" ); document.write( "b = 2 \n" ); document.write( "d = 7 \n" ); document.write( "a = 2x \n" ); document.write( "-------- \n" ); document.write( "Substitute: \n" ); document.write( "2x + 2 + c + 7 = 13 \n" ); document.write( "2x + c = 4 \n" ); document.write( "-- \n" ); document.write( "Since 2x is even, x = 1 and c = 2 \n" ); document.write( "--- \n" ); document.write( "Ans: 2227 \n" ); document.write( "=============== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |