document.write( "Question 268603: The sum of three numbers is 69. If the second number is equal to the first diminished by 8, and the third number is 5 times the first. What are the numbers? \n" ); document.write( "
Algebra.Com's Answer #196821 by drk(1908)![]() ![]() ![]() You can put this solution on YOUR website! a + b + c = 69 \n" ); document.write( "b = a - 8 \n" ); document.write( "c = 5a \n" ); document.write( "--- \n" ); document.write( "by substitution, we get \n" ); document.write( "a + a - 8 + 5a = 69 \n" ); document.write( "combine like terms to get \n" ); document.write( "7a - 8 = 69 \n" ); document.write( "add 8 to get \n" ); document.write( " 7a = 77 \n" ); document.write( "divide to get \n" ); document.write( " a = 11 \n" ); document.write( "b = 3 \n" ); document.write( "c = 55 \n" ); document.write( " |