document.write( "Question 80388: 20. 8x – 4y = 16
\n" );
document.write( " y = 2x – 4
\n" );
document.write( " \n" );
document.write( "
Algebra.Com's Answer #57952 by daniellagirl89(3)![]() ![]() ![]() You can put this solution on YOUR website! 8x – 4y = 16 \n" ); document.write( "y = 2x – 4\r \n" ); document.write( "\n" ); document.write( "First get all variables on one side and have the numbers only on the other\r \n" ); document.write( "\n" ); document.write( "8x - 4y = 16 \n" ); document.write( "-2x + y = -4\r \n" ); document.write( "\n" ); document.write( "Next multiply your second equation by 4 to get both y opposite of eachother in order to cancel\r \n" ); document.write( "\n" ); document.write( "Now you will have \n" ); document.write( "8x - 4y = 16 \n" ); document.write( "-8x + 4y = -16\r \n" ); document.write( "\n" ); document.write( "Which will all cancel and leave you with no real solution \n" ); document.write( " |