document.write( "Question 433994: Hello. May I have some assistance. I have a test and am having trouble with some. here it is. Solve by substitution method. 8x+6y=-2 and -6x+y=51 must be typed as an ordered pair. thank you \n" ); document.write( "
Algebra.Com's Answer #300766 by mananth(16946)![]() ![]() You can put this solution on YOUR website! 8x+6y=-2 .............1 \n" ); document.write( "y=51+6x ---------2 \n" ); document.write( "/ 1 = \n" ); document.write( " y = 51+6x \n" ); document.write( "Plug the value of y in (1) \n" ); document.write( "8x+6(51+6x)=-2 \n" ); document.write( "8x+306+36x)=-2 \n" ); document.write( "8x+36x =-2-306 \n" ); document.write( "44x=-308 \n" ); document.write( "/44 \n" ); document.write( "x=-7 \n" ); document.write( "Plug the value of x in (1) \n" ); document.write( "8x+6y= -2 \n" ); document.write( "8*-7+6y =-2 \n" ); document.write( "-56+6y= -2 \n" ); document.write( "6y=54 \n" ); document.write( "/6 \n" ); document.write( "y=9 \n" ); document.write( " \n" ); document.write( " |