document.write( "Question 887103: find three consecutive even numbers such that the sum of the first and the last numbers exceeds the second number by 10 \n" ); document.write( "
Algebra.Com's Answer #536364 by JulietG(1812)![]() ![]() You can put this solution on YOUR website! B = A+2 (consecutive and even) \n" ); document.write( "C = A+4 \n" ); document.write( "A + C = B + 10 (the sum of the first and the last numbers exceeds the second number by 10) \n" ); document.write( "Substitute the known values of B & C from the top equations into the bottom. \n" ); document.write( "A + C = B + 10 \n" ); document.write( "A + (A+4) = (A+2) + 10 \n" ); document.write( "Add \n" ); document.write( "2A + 4 = A + 12 \n" ); document.write( "Subtract A from each side \n" ); document.write( "A + 4 = 12 \n" ); document.write( "Subtract 4 from each side \n" ); document.write( "A = 8 \n" ); document.write( ". \n" ); document.write( "If A = 8, then B = 10, and C = 12 \n" ); document.write( "8 + 12 = 10 + 10 \n" ); document.write( "20 = 20 \n" ); document.write( "Success! \n" ); document.write( " |