document.write( "Question 984539: An equation is shown below:\r
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document.write( "5x - y = 8\r
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document.write( "Explain how you will show all of the solutions that satisfy this equation.\r
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document.write( "Determine three different solutions for this equation.\r
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document.write( "Write an equation that can be paired with the given equation in order to form a system of equations that is inconsistent. \n" );
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Algebra.Com's Answer #605735 by macston(5194)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( "5x-y=8 \n" ); document.write( ". \n" ); document.write( "The easiest way to show all solutions is a graph: \n" ); document.write( "All points on the line are solutions, \n" ); document.write( "the extended line represents all solutions. \n" ); document.write( ". \n" ); document.write( " \n" ); document.write( ". \n" ); document.write( "Determine three different solutions for this equation. \n" ); document.write( "Choose any x and solve for y, or y and solve for x: \n" ); document.write( "Let x=0: \n" ); document.write( "5x-y=8 \n" ); document.write( "5(0)-y=8 \n" ); document.write( "y=-8 \n" ); document.write( "Solution 1: (0,-8) \n" ); document.write( ". \n" ); document.write( "Let y=0: \n" ); document.write( "5x-y=8 \n" ); document.write( "5x-0=8 \n" ); document.write( "5x=8 \n" ); document.write( "x=8/5 \n" ); document.write( "Solution 2: (8/5,0) \n" ); document.write( ". \n" ); document.write( "Let x or y=2 \n" ); document.write( "5x-y=8 \n" ); document.write( "5(2)-y=8 \n" ); document.write( "10-y=8 \n" ); document.write( "-y=-2 \n" ); document.write( "y=2 \n" ); document.write( "Solution 3: (2,2) \n" ); document.write( ". \n" ); document.write( "Write an equation that can be paired with the given equation in order to form a system of equations that is inconsistent. \n" ); document.write( ". \n" ); document.write( "Parallel lines form inconsistent systems (no common solution: \n" ); document.write( "5x-y=8 Convert to slope intercept form \n" ); document.write( "y=5x-8 Any line with slope=5 will work. \n" ); document.write( "y=5x+8 This line is parallel to the given. \n" ); document.write( ". \n" ); document.write( "Inconsistent system: \n" ); document.write( "5x-y=8 \n" ); document.write( "5x-y=-8\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |