document.write( "Question 179271: Solve by substitution or elimination method:
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document.write( "3x-2y=26
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document.write( "-7x+3y=-49 \n" );
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Algebra.Com's Answer #134197 by roberta022469(1)![]() ![]() ![]() You can put this solution on YOUR website! 3(3x-2y)=26(3) \n" ); document.write( "2(-7x+3y)=-49(3)\r \n" ); document.write( "\n" ); document.write( "9x-6y=78 \n" ); document.write( "-14x+6y=-147 \n" ); document.write( "------------- \n" ); document.write( "-5X=-69\r \n" ); document.write( "\n" ); document.write( "x=13.8 \n" ); document.write( " |