document.write( "Question 377924: y=2x-8 plot the graphs of the given linear equations using the x and y intercepts and a checkpoint. I don't get it?? \n" ); document.write( "
Algebra.Com's Answer #268528 by nyc_function(2741)![]() ![]() You can put this solution on YOUR website! Let x = 0 and solve for y. This will give you one point.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Then let y = 0 and solve for x, this will give you the second point.\r \n" ); document.write( "\n" ); document.write( "=====================================================================\r \n" ); document.write( "\n" ); document.write( "Let x = 0\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "y = 2x - 8\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "y = 2(0) - 8\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "y = 0 - 8\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "y = -8\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The first point to plot is (0,-8).\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "===================================\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Now let y = 0 and solve for x.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "y = 2x - 8\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "0 = 2x - 8\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "8 = 2x\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "8/2 = x\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "4 = x\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The second point to plot is (4,0).\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Plot both points on graph paper and then connect the points with a straight line.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Copy and paste the link below to see your graph.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "http://mathway.com/answer.aspx?p=grap?p=ySMB012x-8?p=False?p=False?p=True?p=False?p=True \n" ); document.write( " |