document.write( "Question 930737: The sum of three numbers is 10 . Two times the smallest is 1 less than the largest, while the sum of the largest and smallest is 7 . \n" ); document.write( "
Algebra.Com's Answer #805638 by CubeyThePenguin(3113)![]() ![]() You can put this solution on YOUR website! Let x < y < z\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x + y + z = 10 \n" ); document.write( "2x = z - 1 \n" ); document.write( "x + z = 7\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "y = (x + y + z) - (x + z) = 10 - 7 = 3\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "2x - z = -1 \n" ); document.write( "x + z = 7\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Add equations 2 and 3 to get 3x = 6, so x = 2 and z = 5.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "(x, y, z) = (2, 3, 5) \n" ); document.write( " |