document.write( "Question 46719This question is from textbook
\n" );
document.write( ": Solve the system by addition. Please\r
\n" );
document.write( "\n" );
document.write( " 4x + 8y = –1
\n" );
document.write( " 8x – 4y = –7
\n" );
document.write( " \n" );
document.write( "
Algebra.Com's Answer #31029 by checkley71(8403)![]() ![]() ![]() You can put this solution on YOUR website! 4x+8y=-1 \n" ); document.write( "16x-8y=-14 \n" ); document.write( "----------------- \n" ); document.write( "20x=-15 or x=-15/20 or x=-3/4\r \n" ); document.write( "\n" ); document.write( "4(-3/4)+8y=-1 or -3+8y=-1 or 8y=2 or y=1/4 \n" ); document.write( " |