document.write( "Question 176283This question is from textbook McDougal Littell MATH
\n" ); document.write( ": x+y=2
\n" ); document.write( "2x+7y=9
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Algebra.Com's Answer #131378 by MathTherapy(10552)\"\" \"About 
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-2(x + y = 2)
\n" ); document.write( " 2x + 7y = 9
\n" ); document.write( " - 2x - 2y = - 4
\n" ); document.write( "5y = 5
\n" ); document.write( "y = 1\r
\n" ); document.write( "\n" ); document.write( "x + 1 = 2
\n" ); document.write( "x = 1\r
\n" ); document.write( "\n" ); document.write( "Solution: (1, 1)
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