document.write( "Question 1093182: Solve by substitution. 7x – y = 4 and 5x + 2y = 1 \n" ); document.write( "
Algebra.Com's Answer #707788 by jorel1380(3719)![]() ![]() You can put this solution on YOUR website! y=7x-4 \n" ); document.write( "5x+2(7x-4)=1 \n" ); document.write( "19x-8=1 \n" ); document.write( "19x=9 \n" ); document.write( "x=9/19 \n" ); document.write( "Solve for y \n" ); document.write( "☺☺☺☺ \n" ); document.write( " |