document.write( "Question 275828: determine whether the graphs of the pair of lines are parallel.
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document.write( "x + 6 = y
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document.write( "y - x = -2\r
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document.write( "What is the slope of the line y + 6 =Y? \n" );
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Algebra.Com's Answer #201131 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! determine whether the graphs of the pair of lines are parallel. \n" ); document.write( "x + 6 = y \n" ); document.write( "slope = 1; y-intercept = 6 \n" ); document.write( "------------------------------ \n" ); document.write( "y - x = -2 \n" ); document.write( "y = x - 2 \n" ); document.write( "slope = 1 ; y-intercept = -2 \n" ); document.write( "------------------------------------- \n" ); document.write( "The lines are parallel because the slopes \n" ); document.write( "are the same AND the y-intercepts are different. \n" ); document.write( "---------------------------------------------- \n" ); document.write( "What is the slope of the line y + 6 =Y? \n" ); document.write( "The equation is a contradiction. \n" ); document.write( "Subtracting y from both sides you get: \n" ); document.write( "6 = 0 which is meaningless. \n" ); document.write( "================================ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |