document.write( "Question 55895: QUESTION: SOLVE THE SYSTEM BY GRAPHING\r
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document.write( "X-Y=5
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document.write( "X+Y=3 \n" );
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Algebra.Com's Answer #37897 by funmath(2933)![]() ![]() ![]() You can put this solution on YOUR website! QUESTION: SOLVE THE SYSTEM BY GRAPHING\r \n" ); document.write( "\n" ); document.write( "E1) X-Y=5 \n" ); document.write( "E2) X+Y=3 \n" ); document.write( ": \n" ); document.write( "Graph E1) \n" ); document.write( "Let x=0 and solve for y: \n" ); document.write( "0-y=5 \n" ); document.write( "-y=5 \n" ); document.write( "-(-y)=-(5) \n" ); document.write( "y=-5 \n" ); document.write( "Plot: (0,-5) \n" ); document.write( "Let y=0 and solve for x: \n" ); document.write( "x-(0)=5 \n" ); document.write( "x=5 \n" ); document.write( "Plot: (5,0) \n" ); document.write( "Connect the dots and you have this line: \n" ); document.write( " \n" ); document.write( "Gaph E2) \n" ); document.write( "Let x=0 and solve for y: \n" ); document.write( "(0)+y=3 \n" ); document.write( "y=3 \n" ); document.write( "Plot (0,3) \n" ); document.write( "Let y=0 and solve for x: \n" ); document.write( "x+(0)=3 \n" ); document.write( "x=3 \n" ); document.write( "Plot (3,0) \n" ); document.write( "Connect the dots and you have a second line: \n" ); document.write( " \n" ); document.write( "Their point of intersection is the solution: (4,-1) \n" ); document.write( "Happy Calculating!!! \n" ); document.write( " |