document.write( "Question 299590: separate the number 42 into three parts so that the second number is 9 more than the first number which is the same as the third number, \n" ); document.write( "
Algebra.Com's Answer #215217 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! separate the number 42 into three parts so that the second number is 9 more than the first number which is the same as the third number, \n" ); document.write( "----------- \n" ); document.write( "Equations: \n" ); document.write( "x + y + z = 42 \n" ); document.write( "y = x + 9 \n" ); document.write( "x = z \n" ); document.write( "---- \n" ); document.write( "Substitute for y and for z; then solve for \"x\" \n" ); document.write( "--- \n" ); document.write( "x + (x+9) + x = 42 \n" ); document.write( "3x = 31 \n" ); document.write( "x = 131/3 \n" ); document.write( "--- \n" ); document.write( "y = (131/3) + 9 \n" ); document.write( "--- \n" ); document.write( "z = 131/3 \n" ); document.write( "========================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |