document.write( "Question 127875: . Solve the system by graphing. x + 3y = -3, 2x – y = 8
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document.write( "Do I solve this first and then graph it? How do I graph it?\r
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Algebra.Com's Answer #93651 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Solve the system by graphing. \n" ); document.write( "x + 3y = -3 \n" ); document.write( "2x – y = 8 \n" ); document.write( "-------------- \n" ); document.write( "Solve each equation for \"y\". \n" ); document.write( "y = (-1/3)x -1 \n" ); document.write( "y = 2x - 8 \n" ); document.write( "---------------- \n" ); document.write( "Plot points for each equation: \n" ); document.write( "y = (-1/3)x - 1 \n" ); document.write( "If x = 0, y = -1 \n" ); document.write( "If x = 3, y = -2 \n" ); document.write( "Plot the points: (0,-1) and (3,-2) \n" ); document.write( "and draw a line thru them. \n" ); document.write( "------------------------------ \n" ); document.write( "y = 2x - 8 \n" ); document.write( "If x = 0, y = -8 \n" ); document.write( "If x = 1, y = -6 \n" ); document.write( "--------------------- \n" ); document.write( "plot the points: (0,-8) and (1,-6) \n" ); document.write( "and draw a line thru them. \n" ); document.write( "============================= \n" ); document.write( " \n" ); document.write( "Solution: (3,-2) \n" ); document.write( "============================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |