document.write( "Question 63444This question is from textbook
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document.write( ": Solve the system by addition.
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document.write( " x + y = 4
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document.write( " x – y = 10
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Algebra.Com's Answer #44190 by rchill(405)![]() ![]() ![]() You can put this solution on YOUR website! Adding the two together yields 2x=14 or x=7. That means y=-3. \n" ); document.write( " |