document.write( "Question 190512: SOlve the linear system using elimination. Please show all work.
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document.write( "x+y=7 equation 1
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document.write( "y=-2x=8 equation 2
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Algebra.Com's Answer #142970 by sheraj(2)![]() ![]() ![]() You can put this solution on YOUR website! x+y=7 \n" ); document.write( "x=7-y \n" ); document.write( "y-2x=8 \n" ); document.write( "y=8+2x \n" ); document.write( "y=8+2(7-y) \n" ); document.write( "y=8+14-2y \n" ); document.write( "y=22-2y \n" ); document.write( "3y=22 \n" ); document.write( "y=22/3 \n" ); document.write( "x=7-22/3=21-22/3 \n" ); document.write( "x=-1/3\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |