document.write( "Question 1136773: Solve the system using the elimination method. Check the solution by substituting into both of the original equations.\r
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document.write( "x + 3y = 11
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document.write( "3x + 3y = −21
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Algebra.Com's Answer #754585 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! Subtract 1 from the other. \n" ); document.write( " \n" ); document.write( " |