document.write( "Question 173890: The difference of two integers is 9. Five times the smaller is 7 more than three times the larger. Find the numbers. \n" ); document.write( "
Algebra.Com's Answer #128795 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! Let x & y be the 2 integers. \n" ); document.write( "x-y=9 or x=9+y \n" ); document.write( "5y=3x+7 \n" ); document.write( "Now replace x with (9+y) & solve for y. \n" ); document.write( "5y=3(9+y)+7 \n" ); document.write( "5y=27+3y+7 \n" ); document.write( "5y-3y=34 \n" ); document.write( "2y=34 \n" ); document.write( "y=34/2 \n" ); document.write( "y=17 ans. \n" ); document.write( "x-17=9 \n" ); document.write( "x=9+17 \n" ); document.write( "x=26 ans. \n" ); document.write( "Proof: \n" ); document.write( "5*17=3*26+7 \n" ); document.write( "85=78+7 \n" ); document.write( "85=85 \n" ); document.write( " |