document.write( "Question 1016927: Solve graphically x-y=1and x+2y=7 solve simultaneously in linear equation \n" ); document.write( "
Algebra.Com's Answer #633374 by macston(5194)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( "x-y=1 . (red line on graph) \n" ); document.write( "x=y+1 \n" ); document.write( ". \n" ); document.write( "x+2y=7 . (green line on graph) \n" ); document.write( "(y+1)+2y=7 \n" ); document.write( "3y=6 \n" ); document.write( "y=2 \n" ); document.write( ". \n" ); document.write( "x=y+1=2+1=3 \n" ); document.write( ". \n" ); document.write( "SOLUTION: (3,2) \n" ); document.write( ". \n" ); document.write( "GRAPH: \n" ); document.write( ". \n" ); document.write( " \n" ); document.write( ". \n" ); document.write( "Graphic Solution: Lines intersect at (3,2) \n" ); document.write( ". \n" ); document.write( " \n" ); document.write( " |