document.write( "Question 273711: Solve the system of equation by graphing. Im lost.\r
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document.write( "x+y=7
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document.write( "x-y=-5 \n" );
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Algebra.Com's Answer #199919 by solver91311(24713)![]() ![]() You can put this solution on YOUR website! \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Start with the first equation:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Step 1: Select a value for \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Step 2: Substitute the selected value for \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Step 3: Create an ordered pair \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Step 4: Plot the point represented by the ordered pair derived in Step 3.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Step 5: Repeat steps 1 through 4 using a different value of \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Step 6: Now that you have two points plotted, draw a straight line all the way across your grid passing through the two plotted points.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Step 7: Repeat steps 1 through 6 using the second equation.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Step 8: The solution set is the ordered pair that represents the point where the two graphed lines intersect.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "John \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " |