document.write( "Question 759635: Solve for x:\r
\n" );
document.write( "\n" );
document.write( "4x + 2y =14
\n" );
document.write( " x=3y\r
\n" );
document.write( "\n" );
document.write( "Please show steps. Thank you. \n" );
document.write( "
Algebra.Com's Answer #462121 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Solve for x: \n" ); document.write( "4x + 2y =14 \n" ); document.write( "x=3y \n" ); document.write( "---- \n" ); document.write( "Modify: \n" ); document.write( "2x + y = 7 \n" ); document.write( "y = (1/3)x \n" ); document.write( "---- \n" ); document.write( "Substitute: \n" ); document.write( "2x + (1/3)x = 7 \n" ); document.write( "(7/3)x = 7 \n" ); document.write( "x = 3 \n" ); document.write( "------------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |