document.write( "Question 71983This question is from textbook ALGEBRA
\n" );
document.write( ": need help could u explain each step thanks\r
\n" );
document.write( "\n" );
document.write( "2x-y=6
\n" );
document.write( "x=13-2y equations by substitution\r
\n" );
document.write( "\n" );
document.write( "thank you so much homework \n" );
document.write( "
Algebra.Com's Answer #51464 by checkley75(3666) ![]() You can put this solution on YOUR website! X=13-2Y NOW REPLACE X BY (13-2Y) AND SOLVE FOR Y \n" ); document.write( "2(13-2Y)-Y=6 \n" ); document.write( "26-4Y-Y=6 \n" ); document.write( "-5Y=6-26 \n" ); document.write( "-5Y=-20 \n" ); document.write( "Y=-20/-5 \n" ); document.write( "Y=4 ANSWER. NOW REPLACE Y WITH 5 AND SOLVE FOR X \n" ); document.write( "X=13-2*4 \n" ); document.write( "X=13-8 \n" ); document.write( "X=5 ANSWER. \n" ); document.write( "PROOF \n" ); document.write( "3=13-2*+5 \n" ); document.write( "3=13-10 \n" ); document.write( "3=3\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |