document.write( "Question 535468: Use the substitution method to solve the system of equations below.
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document.write( "x-2y=-3
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document.write( "3x-6y=-12 \n" );
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Algebra.Com's Answer #351898 by mananth(16946)![]() ![]() You can put this solution on YOUR website! 3 x -6 y = -12 .............1 \n" ); document.write( "1 y = 2 + 0.5 x ---------2 \n" ); document.write( "/ 1 = \n" ); document.write( " y = 2 + 0.5 x \n" ); document.write( "Substitute y in (1) \n" ); document.write( "3 x -6 ( 2 + 0.5 x ) = -12 \n" ); document.write( "3 x -12 + -3 x = -12 \n" ); document.write( "3 x -3 x = -12 12 \n" ); document.write( "0 x = 0 \n" ); document.write( "There is no solution to the system. The lines are parallel with same slope of (1/2) & different intercepts \n" ); document.write( " |