document.write( "Question 394112: graph the following problems, #1 &2;\r
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document.write( "1.) 3x-5y = -9
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document.write( " 5x-6y = -8\r
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document.write( "2.) 4x+5y = -2
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document.write( " 4y-x = 11\r
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Algebra.Com's Answer #279623 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! graph the following problems, #1 &2; \n" ); document.write( "1.) 3x-5y = -9 \n" ); document.write( "5x-6y = -8 \n" ); document.write( "2.) 4x+5y = -2 \n" ); document.write( "4y-x = 11 \r \n" ); document.write( "\n" ); document.write( "These equations are straight lines. \n" ); document.write( "To graph, change each equation to the standard form for a straight line, \n" ); document.write( "y = mx+b,m being the slope and b the y-intercept \n" ); document.write( "Starting from the y-intercept, find the second point by using the slope, rise/run,or change in y/change in x. You only need two points to draw a line. \n" ); document.write( "Changing equations above to standard form:\r \n" ); document.write( "\n" ); document.write( "3x-5y=9 \n" ); document.write( "5y=3x-9 \n" ); document.write( "y=(3/5)x-9/5 (m=3/5), y-intercept=-(9/5)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "5x-6y=-8 \n" ); document.write( "6y=5x+8 \n" ); document.write( "y=(5/6)x+8/6\r \n" ); document.write( "\n" ); document.write( "4x+5y=-2 \n" ); document.write( "5y=-4x-2 \n" ); document.write( "y=(-4/5)x-2/5\r \n" ); document.write( "\n" ); document.write( "4y-x = 11 \n" ); document.write( "4y=x+11 \n" ); document.write( "y=(1/4)x+11/4\r \n" ); document.write( "\n" ); document.write( "see the following graphs(you should be able to identify each line by their slopes and y-intercepts. for example, only one of the lines has a negative slope \n" ); document.write( " |